00209nam a2200097Ia 4500 Middleton, L.R A Text Book of Light G. Bell And Sons London 1954 Light BK 7147 7147 0 0 0 0 PHY GBCTL GBCTL WSGF1 2022-10-21 LOCATION B 535 MID/T 1603/57 ARC 0 0 0 0 PHY GBCTL GBCTL F32 2024-01-15 535 BAR/T 1351/57 ARC 0 0 0 0 PHY GBCTL GBCTL A14 2020-11-03 BUNDLE 19 535 MID/T 1604/57 ARC 0 0 0 0 PHY GBCTL GBCTL A18 2020-11-03 BUNDLE 37 535 MID/T 1605/57 ARC 0 0 0 0 PHY GBCTL GBCTL RS8 2022-08-30 535 MID/T 609/52 BK