D Sir Arthur Eddington (1882-1944, British astrophysicist), nice signature on 1914 (June 5) letter to antarctic explorer 'Silas' Wright, on 'Royal Astronomical Society' letterhead, suggesting Wright accompany him to an R.A.S. dinner, where his 'Ambitions For Geodetic Apparatus' could be advanced in conversation with Herbert Turner, Secretary of the R.A.S