Portable Sun/Star Dials: Tickless Timepieces скачать в хорошем качестве

Portable Sun/Star Dials: Tickless Timepieces

In this video, we look at a trio of portable timepieces designed to tell the time only by the movement of the sun and stars: two sundials and a stardial/nocturnal. Pelorus/Course Corrector/Marine Computer Video:    • Pelorus, Course Corrector, and Marine...   0:00 Introduction 0:44 History of the Ansonia Clock Company 1:47 Sunwatch: Markings and Patents 2:56 Sunwatch: External Features 4:38 Sunwatch: Setup Procedure 7:24 Aquitaine Sundial Ring 8:57 Nocturnal / Nocturlabe 10:27 Outro SOURCES https://www.gilai.com/product_852/Sun... https://honorableoutfitters.com/artif... https://museumoftechnology.substack.c... http://www.vintagerecipeblog.com/2016... https://vavasseur-antiques.com/portfo... https://patents.google.com/patent/US1... https://www.mountaintoptradingco.com/... https://www.mysundial.ca/tsp/horizont... https://dev.to/pauljlucas/everything-... is, of course, 0,lines become more evenly spaced. https://nawcc.pastperfectonline.com/w... https://www.mysundial.ca/tsp/nocturna... https://www.rmg.co.uk/stories/blog/as... https://sites.rootsweb.com/~mosmd/noc... https://patents.google.com/patent/US4...