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 82
iour of light when a bright light is screened off.Near the edge of the screen we get peculiar appear-ances which go by the name of diffraction. You cansee them if you look (with one eye only) at the skythrough two finger-tips nearly closed together : whenthey are very close,one seems to go outto… … Fig. 17.—Venus and its Atmosphere. models of the expected Transit which were ingeni-ously constructed. But they were disappointed.They knew they had been disappointed long beforethey collected and compared the observations madeat different stations; because two people side byside using similar…
Astronomy -- Juvenile literature
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
