00265nam a2200109Ia 4500 190829s9999||||xx |||||||||||||| ||und|| Noakes, G. R. A Text-Book of Light Macmillan & Co. New York 1956 Light BK 7828 7828 0 0 0 0 PHY GBCTL GBCTL WSGF5 2022-10-26 10.20 LOCATION E 535 NOA/T 336/58 ARC