00856cam a22002531 4500 agr33000175 DLC 20260227110953.0 780622s1932 enkacf b 101 0 eng agr33000175 (OCoLC)3993135 DLC TxCM DLC premarc TH7700 .I64 1931 International Congress on Illumination (1931) Proceedings of the International Illumination Congress, 1931, Great Britain, edited by Dr. W. S. Stiles. London, International Illumination Congress, 1931, 1932. 2 v. illus. 24 cm. Paged continuously. English, French, and German. "References" at end of some of the papers. Lighting Congresses. Stiles, W. S. (Walter Stanley), 1901- 9566 9566