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poles limited: adastra lighting standards
Published in: Public Lighting Engineer Vol. 8, No. 29, April-June 1943
Published in: Public Lighting Engineer Vol. 8, No. 31, October-December 1943
Published in: Public Lighting Engineer Vol. 9, No. 33, April-June 1944
Published in: Public Lighting Engineer Vol. 9, No. 35, October-December 1944
Published in: Public Lighting Engineer Vol. 10, No. 37, April-June 1945
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