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Author Title Year (up) Publication Volume Pages
Bennett, M.G. The visual range of lights at night, and its relation to the visual range of ordinary objects by day. 1932 Quarterly Journal of the Royal Meteorological Society 58 259-271
Rawson, H.E. A bird's song in relation to light 1932 Transactions of the Hertfordshire Natural History Society Field Club 17 363-365
Jores, A. Tag- und Nachtwechsel in Seiner Wirkung auf den Menschen 1933 Klinische Wochenschrift 12 1538-1540
Caldwell, F.C. The value of good street lighting 1933 Engineering Experiment Station news 5 12–13
Rosebrugh, D. W. Sky-Glow from large cities 1935 Journal of the Royal Astronomical Society of Canada 29 79