Piero Ranfagni wrote: > > Dear friends, > > I need your help: I'm preparaing a lesson around the mesaurement of > time. I wolud like to know how old is the first equal hours sundial.Rohr > claimed that the "Man with the sundial" in the Cathedral of Strasbourg > is the earliest modern sundial and it dates from 1493. What is your > opinion? Can you indicate me some books on the subject? > > Thank you and a lot of greetings. Piero Ranfagni > -- > ************************************************************************* > I believe I can fly, > I believe I can touch the sky... > (song from R.Kelly listened in the caribbean isle of Antigua) > Piero Ranfagni Osservatorio Astrofisico di Arcetri > \|/ Tel. +39 055 2752 308 Fax +39 055 2752 292 > (@ @) http://www.arcetri.astro.it/CDAs > **oOO(_)OOo**************************************************************
Piero, I don't know what dial with eaqual hours is the oldest , but on my site you may see a sundial in Utrecht, Netherlands, dated 1463. It is a small dial, still existing and dated. Follow the link Pictures of sundials in The Netherlands, number 1. -- Fer J. de Vries [EMAIL PROTECTED] http://www.iaehv.nl/users/ferdv/ lat. 51:30 N long. 5:30 E
