sundials in art, literature, music, and advertising

promise to share the fruits of this search with the list when the project is done. Thanks for your help! Sara -- Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science Harvard University, Science Center 251c 1 Oxford

mariner's time-finding instruments [was: Non-terrestrial sundials]

] --- https://lists.uni-koeln.de/mailman/listinfo/sundial -- Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science Harvard University, Science Center 251c 1 Oxford

bone terrestrial globe with sundial

--- https://lists.uni-koeln.de/mailman/listinfo/sundial -- Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science Harvard University

Re: Commentary on Sacrobosco's De Sphaera

Dear Roger, Lynn Thorndike's edition of Sacrobosco and his commentators is well known and well-read by historians of astronomy, such as myself. But thanks for calling it to the attention of others, and for letting all of us know that it has been digitized. All best, Sara Sara Schechner, Ph.D

Planetary hours

in which they worked. In this, as in all things related to past dialling, we must be very careful not to apply modern expectations of precision to earlier works. Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History

Re: owning images, Fair Use and such...

photographic depictions of it. This is what I was trying to say. Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science Harvard University, Science Center 251c Cambridge, MA 02138 Tel: 617-496-9542 Fax: 617-496

owning images

the particular volume that I consulted. That page is one of a kind, with its blemishes, annotations, and provenance. Happy research and dialling! Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science Harvard

SICU2 Workshop

Attached is an announcement of a workshop of interest to members. Please distribute via your listserv, newsletter, or website. My apologies for cross-postings. --Sara Schechner ~~~ First Announcement SICU2

Benjamin Franklin Exhibition

, MA 02138 Summer Hours: Tuesday-Thursday, 11:00 a.m. – 4:00 p.m. Fridays, 11:00 am – 3:30 p.m. Beginning in September: Monday – Friday, 11:00 a.m. – 4:00 p.m. Closed on weekends and University holidays. For information contact Sara Schechner at 617-495-2779 or [EMAIL PROTECTED

Re: museum dials

Thanks!! That's what they pay me for. :-) Sara At 10:03 AM 5/15/2006, Frank Evans wrote: I thought Sara Schechner's scholarly identifications of Marcin Egert's photographs was quite breathtaking. Frank 55N 1W Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical

Re: instruments help

miner's compass. Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science Harvard University, Science Center 251c Cambridge, MA 02138 Tel: 617-496-9542 Fax: 617-496-5932

armillary of Father Schall

can be said for the surveying instrument on the wall. It is not uncommon for instruments to be misrepresented by artists. Cheers, Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science Harvard University

Re: Sundials in the movies

Hi Len, There is a nice universal ring dial on a pedestal in the background of Mr. Bennett's study in the recent 6-hour version of Pride and Prejudice. Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science

Exhibition extended: Bringing Nature Inside

this event in your calendar or cover it. Any questions, please give me a call. Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science Harvard University, Science Center 251c Cambridge, MA 02138 Tel: 617-496-9542 Fax: 617

Re: Danti's numbers

about! Nice transcription and explanation for those who are unfamiliar with it! Sara -

Re: Sundial at Santa Maria Novella Florence

on this and similar meridians, you might enjoy looking at John Heilbron's book, _The Sun in the Church_. Best wishes, Sara Schechner Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science Harvard University, Science Center

Re: Wappen

Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Department of the History of Science Harvard University, Science Center 251c Cambridge, MA 02138 Tel: 617-496-9542 Fax: 617-496-5932 -

Re: sundial for the blind

Yes, I did have a modified sunshine recorder in mind, but with the touch band not right at the focus of the sphere but adjacent to it--for the reason you specify (risk of burns). It also occurred to me that a small sphere might not focus too much light. I need something that will work in a

Re: Sundial and small birds

year! One who is studying Spanish in school enjoyed translating the page for me, and she laughed at Alicia baptizing the birds Gnomon and Style. (Rápidamente, cuando mi hija Alicia vio las fotos, los bautizó con los nombres de Gnomon y Estilo.) Thanks for sharing this. Sara Sara

Italian hours in Poland and Bohemia

. This difference of a century is important to me. So I would like to find out, if possible, what the facts are. All help will be appreciated. Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Harvard University, Science Center 251c 1 Oxford

Re: Sundials for children

On the other hand, the 'dance of the planets' proposed by Sara was a complete success. Dear Anselmo, I am delighted that the kids had fun with that! I enjoyed seeing the picture on the website. Best, Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical

Re: On gnomonics and children

the list? Bill Gottesman I have to agree with Bill that unless the authors got permission to use the Peanuts characters, the booklet violates international copyright laws. Sara Schechner -

Re: Stained Glass Sundial Photos

does anybody know of ANY stained glass dials in the United States or Canada? I bet there are none. Not so fast, John. I know of one fine example in the collection of the Adler Planetarium and Astronomy Museum. It's 16th century. Cheers, Sara Sara Schechner, Ph.D. David P. Wheatland

Re: On gnomonics and children

Street, West Newton, MA 02465 [EMAIL PROTECTED] Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Harvard University, Science Center B-6 1 Oxford Street, Cambridge MA 02138 617-496-9542 (Tel) 617-496-5932 (Fax) -

unequal hour lines

42.38 N, 71.13 W Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Harvard University, Science Center B-6 1 Oxford Street, Cambridge MA 02138 617-496-9542 (Tel) 617-496-5932 (Fax) -

MHS website

I have this from a curator at the MHS, Oxford. You should see the site back again now - though the database-dependent parts are not working at present. We were hacked into 2 weeks ago So the server should be up and running again. Best, Sara -

Re: Museum of the History of Science web site problems?

problem. Sara -

Re: Benjamin Franklin on Sundials...

during his years in France, and this prompted Chevallier to create the cannon dial familiar to us today. Sara 42.3 N 71.0 W Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Harvard University, Science Center B-6 1 Oxford Street, Cambridge MA 02138 617

RE: sundial classification

Alt-az: a pin-gnomon: telling the time depends on both the altitude and azimuth of the sun to place the tip of the pin on the time scale Thanks, Ian. Since my first writing, I too have been slowly coming to the same conclusion--i.e., that pin-gnomon dials are projections of altazimuth

Re: sundial classification

Let me clarify my terminology. I used directional as a category because it is the traditional name for this group and the one used by historians and curators. Frankly, like most of you, I prefer hour angle. So let's use that for the discussion. I don't think RA is appropriate here, since

sundial classification

In preparation for a catalogue of historical sundials, I have been organizing the dials into classes based on the principal feature of the celestial sphere or altazimuth coordinate projected onto the dial surface. I would like your feedback on the list below. It appears to me that

RE: corrupt IgNoble instruments

I presume that this dial was patterned after an equatorial dial with a polar gnomon. That's a good theory, Roger, but it doesn't explain why its latitude arm is graduated backwards and has too limited a range or degrees! This poor creature is like some Frankenstein's monster. But I am

corrupt instruments

time with less use by the public and declining expectations for them to work (perhaps because modern people think that sundials like astrology never really worked well). Cheers, Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Harvard

Re: corrupt instruments

Doesn't the US have any consumer protection legislation to say that products must be fit for the advertised purpose? Yes, of course, it does, as does each State. ---This brings me to another thing that bugged me about the Noble Company. I could not find any place of business on its

igNoble instruments

I took a look at the Noble Collection of scientific instruments. They are all very weird and fanciful. From what I can see, most don't work. For instance the meridian circle is improperly divided on the armillary sphere and it cannot be rotated for one's latitude. The waywiser is a mini

Re: Ron Anthony

Sara -

Re: Analemmatics /social classes of dial users

At 07:44 AM 10/25/02 -0700, John Carmichael wrote: I thought it was great when you volunteered to cut the stone in my studio at the conference! Alas, I don't think anybody took your picture. I think when people saw you make a sucessful stone engraving on your first try it inspired some of them

Re: A New That's Cool Analemmatic

not get lost. On the pocket-sized versions, the gnomons folded down for easier packing. I showed an example by Thomas Tuttell at the NASS meeting. Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Harvard University, Science Center B-6 1 Oxford

Re: Time Museum auction

comments? That is an interesting suggestion. It gives one pause. But I must say that in my 20 years' association with the Time Museum and the family whose private collection this is, I never got that impression. Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical

Re: Query

heard this nor seen any evidence of this past or present. Sounds rather ridiculous to me on many levels--astronomically, geographically, gnomonically, culturally, . Cheers, Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Harvard

Re: sunspotter

marvellous. The optics are serious telescope quality. It's a very easy and safe way to see sun spots and to draw them. Great for use with kids; and astronomers find it clever too. Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments

Re: Classify sundials?

. Sara Schechner David P. Wheatland Curator Collection of Historical Scientific Instruments Harvard University, Science Center B-6 Cambridge, MA 02138 Tel: 617-496-9542 Fax: 617-496-5932

Re: Memorial sundial

New Yorkers, when I say that it is still too early, too painful to have this discussion. Our dead have not been gathered up. The smoldering debris will take six months to remove. The enemy has not been routed and are still among us.But if I know New Yorkers' spirit, they will not turn

Re: To All Living in the US

. Perhaps some comfort may be taken from an old sundial motto I found in my researches: Light and dark by turns, but love always. Sara Sara Schechner, Ph.D. David P. Wheatland Curator Collection of Historical Scientific Instruments Harvard University, Science Center B-6 Cambridge, MA 02138 Tel: 617-496

Re: Moore dial in Chicago

recall the dial being so far off tilt. Let me forward the question to the current Adler staff to see if we can get an answer. Sara

Re: La Meridiana della Basilica di San Petronio in Bologna

The books on the meridian by Paltrinieri sound great. What is the best way to order them? Sara 42° 22' N 71° 2' W Dr. Sara Schechner David P. Wheatland Curator Collection of Historical Scientific Instruments Harvard University, Science Center B-6 1 Oxford Street, Cambridge, MA 02138 Tel:617

Re: Armillary Spheres in Portugal

, bejeweled armillary spheres bedeck Queen Elizabeth in various portraits. Thanks for sharing this, Roger. If anyone else has information about the symbolic use of armillaries, I'd love to hear from you off the list (if others find the topic not sundial-related enough). Cheers, Sara Dr. Sara

Re: beaded analemma date sequence

. However, over time people became more removed from the zodiacal calendar than the civil calendar. The zodiacal scale was dropped leaving the civil. But the zodiacal date markers remain as a vestige of that heritage. Happy dialling, Sara -- Dr. Sara Schechner Curator, Collection

analemmatic sundials

. Sara Schechner Center for History of Physics American Institute of Physics 1 Physics Ellipse College Park, MD 20740 Tel: 301-209-3166 / Fax: 301-209-0841 [EMAIL PROTECTED] Gnomon Research 1142 Loxford Terrace Silver Spring, MD 20901 Tel/Fax: 301-593-2626 http://www.wam.umd.edu/~sschech [EMAIL

Re: Baltic sundials/ St. Petersburg

if they are on public display. They might be in a private wing of the palace. A colleague of mine, a curator in Stockholm, may know of any dials there. I'll forward your message to him. Have fun! Sara 39:00N 77:01W --- Sara Schechner, Ph.D

Re: Using a carpenter's scale for a sundial

in a similar manner. Cheers, Sara Schechner 39:00 N 77:01 W

conference announcement

THE INSPIRATION OF ASTRONOMICAL PHENOMENA -- THIRD CONFERENCE Palermo (Sicily), Italy -- December 31, 2000-January 6, 2001 CALL FOR APPLICATIONS AND PAPERS Dear Colleague: We wish to inform you of the up-coming Third International Conference on The Inspiration of Astronomical Phenomena (INSAP

Re: Sundials in a bowl

The Adler Planetarium and Astronomy Museum in Chicago has 3 skaphes of brass, bronze, and silver, of Italian, German, and French origins and dates ranging from about 1550-1800. In addition, the museum has a number of polyhedral and multiple sundials made of wood, silver, and ivory, which have

Re: Classifications

Wow, Ron, I'm impressed by this language stuff! Let me play around with it for a few days and see how it works. Patrick, You asked whether I have tried to classify multiple dials, Saxon dials, mass dials, stained glass dials, cruciform dials, heliochronometers, armillary dials, etc. The

Re: Classification of sundials

--- Sara Schechner, Ph.D. Center for History of Physics American Institute of Physics 1 Physics Ellipse College Park, MD 20740 Tel: 301-209-3166 / Fax: 301-209-0841 [EMAIL PROTECTED] Gnomon Research __Curators on Call __Outreach Adventures 1142 Loxford Terrace Silver Spring, MD

Re: Singleton Classification

First, thanks Fer for confirming that a monofilar dial does not necessarily have to have a thread, string or cable gnomon. This was confusing. I am very much against using monofilar in this way. It is confusing and unhelpful. It seems to me that monofilar should refer to a special case of

sundial taxonomy

as aquitaine dials, armillary/equatorial dials as explorer dials, and so forth. Cheers, Sara --- Sara Schechner, Ph.D. Center for History of Physics American Institute of Physics 1 Physics Ellipse College Park, MD 20740 Tel: 301-209-3166 / Fax

Re: Sundials at Train Stations

--- Sara Schechner, Ph.D. Center for History of Physics American Institute of Physics 1 Physics Ellipse College Park, MD 20740 Tel: 301-209-3166 / Fax: 301-209-0841 [EMAIL PROTECTED] Gnomon Research __Curators on Call __Outreach Adventures

Re: Pictures of Noon Mark

), were expressly for this purpose. Sara --- Sara Schechner, Ph.D. Center for History of Physics American Institute of Physics 1 Physics Ellipse College Park, MD 20740 Tel: 301-209-3166 / Fax: 301-209-0841 [EMAIL PROTECTED] Gnomon Research

Re: Sundial Glossary

if either society saw fit. Sara Schechner NASS Secretary 39N 77W --- Sara Schechner, Ph.D. Center for History of Physics American Institute of Physics 1 Physics Ellipse College Park, MD 20740 Tel: 301-209-3166 / Fax: 301-209-0841 [EMAIL

Re: Umbra recta et umbra versa

for greater accuracy in the calculations. Happy Holidays, Sara Sara Schechner Genuth, Ph.D. Gnomon Research __Curators on Call __Outreach Professionals 1142 Loxford Terrace Silver Spring, MD 20901 301-593-2626 (tel/fax) [EMAIL PROTECTED] Dear all, I am facing an ivory portable altitude

historical sources for some old stories

the Marquis de Lafayette to George Washington in 1777. I've not found concrete evidence for either story. I wonder whether anyone can point me to published accounts, footnotes, documentation, or archival evidence that gives creedence to these stories. Thanks! Sara Sara Schechner Genuth, Ph.D. Gnomon

Re: Portable equatorial sundial

400+ sundials, but will have interpretive essays that offer perspectives on the history, science, and social context of these instruments. Sara Schechner Genuth Gnomon Research Customized Curatorial Services 1142 Loxford Terrace Silver Spring, MD 20901 [EMAIL PROTECTED] Tel/Fax (301) 593-2626

Re: digital sundial

patented, I suggest people contact him at: [EMAIL PROTECTED] Sara Schechner Genuth NASS Secretary Sara Schechner Genuth, Ph.D. Gnomon ResearchTel/Fax: (301) 593-2626 Customized Curatorial Services Internet: [EMAIL PROTECTED] 1142 Loxford Terrace Silver

Sundials in Chicago and Northern Illinois

. Please help us to draw up a list of sundials in the Chicago area or northern Illinois. Thanks for your help! Sara Schechner Genuth NASS Secretary Local Arrangements Co-Chair, 1997 meeting Gnomon Research tel/fax: (301) 593-2626 Customized

NASS 1997 meeting, call for papers

to 500 words) must be submitted by June 1st. To submit an abstract, learn more about the conference, or receive registration forms, please contact: Sara Schechner Genuth, Center for History of Physics, American Institute of Physics, 1 Physics Ellipse, College Park, MD 20740; (301) 209-3166; fax

tides/scratch dials

vespers 3rd hour of compline night etc. The supposed octaval system of time-measurement was never used by the Anglo-Saxons, and arises from confusion in interpreting surviving scratch dials on churches which were used to mark the times of prayer. Sara Sara Schechner Genuth Gnomon

future meeting/call for papers

on all aspects of dialling, including the history, culture, design, fabrication, and science of sundials. Exhibits and short show-and-tell demonstrations are also welcome. Abstracts (up to 500 words) must be submitted by June 1st. For details, please contact: Sara Schechner Genuth, National

future meeting, call for papers

papers on all aspects of dialling, including the history, culture, design, fabrication, and science of sundials. Exhibits and short show-and-tell demonstrations are also welcome. Abstracts (up to 500 words) must be submitted by June 1st. For details, please contact: Sara Schechner Genuth, National

future meeting, call for papers

Forwarded message: From [EMAIL PROTECTED] Mon Feb 3 05:12 EST 1997 From: Sara Schechner Genuth [EMAIL PROTECTED] Message-Id: [EMAIL PROTECTED] Subject: future meeting, call for papers To: [EMAIL PROTECTED], sundial@rrz.uni-koeln.de, [EMAIL PROTECTED] Date: Sun, 2 Feb 1997 23:13:25 -0500 (EST) Cc

universal ring dials and navigation

forthcoming catalogue of sundials and timefinding instruments at the Adler Planetarium, Chicago. For more information about this project, or to be notified about its publication, please contact me.] I hope this helps. Sara Schechner Genuth Committee on the History and Philosophy of Science Department

astrolabes

early notice of their publication and the opportunity to buy copies, may contact me at the address below. Sara Schechner Genuth Editor Department of Historyphone: (301) 593-7144 Francis Scott Key 2115 fax: (301) 314-9399 University of Maryland email: [EMAIL

dial inscription at Oxford

/hooke/ Good luck. Sara Schechner Genuth Committee on the History and Philosophy of Science Department of Historyphone: (301) 593-7144 Francis Scott Key 2115 fax: (301) 314-9399 University of Maryland email: [EMAIL PROTECTED] College Park, MD 20742-7315

ring dial confusion

-finding ** instruments, as well as the Editor of the catalogue series. (It may interest readers to learn that the first two volumes--on eastern and western astrolabes and related instruments--will be published by the Adler Planetarium by next spring.) Sara Schechner Genuth Secretary, North American

Re: Shadow Clock/Sundial Request

? If the latter, how do you define Biblical in terms of time and place? Sara Schechner Genuth Secretary, North American Sundial Society [EMAIL PROTECTED] Committee on the History and Philosophy of Science Department of History University of Maryland at College Park College Park, MD 20742-7315