AIRY (Sir George Biddell, 1801-1892, Astronomer Royal 1836-1881)

Printed Letter Signed with the details filled in by hand to Sir Joseph Dalton HOOKER (1817-1911, Botanist, Director of Kew), informing him that his “copy of the Report of Professor C. P. Smyth on the Teneriffe Astronomical Experiment of 1856, presented to you by authority of the Lords Commissioners of the Admiralty, has been forwarded by post...”, 1 side 4to., Royal Observatory, Greenwich headed paper, 12th May

Airy was famous for “weighing the earth”, using variations in the pendulum at the top and bottom of a mine-shaft.
Charles Piazzi SMYTH (1819-1900) was an Italian-born British astronomer who was Astronomer Royal for Scotland from 1846 to 1888; he is known for many innovations in astronomy and, along with his wife Jessica Duncan Piazzi Smyth, his pyramidological and metrological studies of the Great Pyramid of Giza.

Item Date:  1859

Stock No:  42389      £75

             Add to Wish List     Order/Enquire