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broads: an important innovation
Published in: Public Lighting Engineer Vol. 12, No. 46, July-September 1947
Published in: Public Lighting Engineer Vol. 12, No. 47, Special Conference Issue, November 1947
Published in: Public Lighting Engineer Vol. 12, No. 48, October-December 1947
Published in: Public Lighting Engineer Vol. 13, No. 49, January-March 1948
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