John Schweisthal: Is this the message you wanted? Bill Potts, CMS Roseville, CA http://metric1.org [SI Navigator] -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of kilopascal Sent: June 17, 2001 17:20 To: U.S. Metric Association Subject: [USMA:13856] Fw: Edison Film 2001-06-17 A response from the other site where the 34.8 was mentioned. John Keiner ist hoffnungsloser versklavt als derjenige, der irrt�mlich glaubt frei zu sein. There are none more hopelessly enslaved then those who falsely believe they are free! Johann Wolfgang von Goethe (1749-1832) ----- Original Message ----- From: <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Sunday, 2001-06-17 19:20 Subject: Re: Edison Film > The info comes from the guy who invented "35mm" film -- W.K. Laurie Dickson. > He was the guy who Edison hired to make the first movie camera by the Edison > "works". In his article "A Brief History of the Kinetograph, The Kinetoscope > and the Kineto-phonograph" in the Journal of the S.M.P.E (Dec 1933), he wrote > that he ordered the film to be 1 3/8. No one in the US in 1888 used the > metric system. He even says in the article, that the film we use today > (1933) is 1 3/8, not 35mm. Perhaps you need to get a copy of the article. > When I measure "35mm" film (and I have about 25 types on hand) they are > always less than 35mm, but always exactly 1 3/8. My conversion is of by > .1mm, but this still does not make "35mm" film into 35mm -- it's still only > around 34.9mm. Unless you have an official source or article specifying that > the film was changed to 35mm at some point, I'm leaving it as "35mm". > > Joe
