The Royal observatory, Greenwich. A glance at its history and work (1900)
Maunder, E. Walter (Edward Walter), 1851-1928 · London, The Religious tract society · leaf 303
he work of Rectifyingthe Tables of the Planets. The reflector of 30 inches aperture, which actsas a counterpoise to the sheaf of telescopes of theThompson, is intended for use with the spectroscope,the quality which mirrors possess of bringing allrays, whatever their colour, to the same focus… … ^ s ON Os oo 1-1 . en W p 5j < ^ 5> a ^ Hi ^Q w K5J i faO 8S 3 fc a „ D b z ?3 a fc = H O •m Q &» «q lb ►^ ^« $ THE ASTR0GRAPH1C DEPARTMENT 301 of the spectroscopic researches. Chief amongst thesephotographs are some good ones of the moon, andmore recently some exceedingly fine…
Royal Greenwich Observatory · Astronomy
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