A voyage in space; a course of six lectures "adapted to a juvenile auditory" delivered at the Royal Institution at Xmas 1913 (1915)
Turner, Herbert Hall, 1861-1930 · London Society for Promoting Christian Knowledge · leaf 145
ollowed the history of themirror, seeing how it became larger and larger : 1 The answer is given at the end of the chapter, but Iwould urge all and sundry to try to guess it for themselves,if they do not happen to have heard it. 124 A VOYAGE IN SPACE and how, when the difficulty of colour was got… … The Computing Staff about to make their first ascent of the Tower Telescope in 1910. to the tube and learnt about the coelostat, andultimately about Professor Hales great 150-foottower. But all this time nothing had been said ofthe poor eye end, which seems to have been leftquite out in the cold :…
Astronomy -- Juvenile literature
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
