The Underground Telescope - Objectivity 232

Brady and Keith look at the fascinating history of an antique lens in the Royal Society's collection. More links below ↓↓↓

Featuring Royal Society Head Librarian Keith Moore speaking with Brady.

Objectivity on Patreon:   / objectivity  

Subscribe to Objectivity: http://bit.ly/Objectivity_Sub

Check out some more Objectivity episodes...
Big Old Lenses:    • Big Old Lenses - Objectivity 51  
Newton's Principia Manuscript:    • Newton's Principia Manuscript - Objectivit...  

Films by James Hennessy and Brady Haran

Royal Society website: http://bit.ly/Royal_Society

The Royal Society's own YouTube channel:    / royalsociety  

Facebook:   / objectivityvideos  
Twitter:   / objectivity_vid  

Patron thank you page: http://www.bradyharanblog.com/objecti...

Objectivity T-Shirts: https://teespring.com/stores/objectivity

Some keywords: Telescope, underground, antique, lens, John Flamsteed, principia, first edition, letters, first Astronomer Royal, Martin Rees, Royal Observatory, Greenwich, object glass, refracting, Hevelius, green tint, chipped, label, engraving, Flamsteed, James Hodgson, venetian technique, Jonas Moore, aerial telescope, dome, well telescope, pit, parallax, circle, bricks, panorama,