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[DISCUSSION. ON REVOLVING LENSES IN LIGHTHOUSES].
PARKES, J, GORDON, A, HAWKINS, J J, MACNEILL, J, LOWE, G, WALKER, J, HALL, BVolume:
1
Language:
english
Journal:
Minutes of the Proceedings of the Institution of Civil Engineers
DOI:
10.1680/imotp.1840.24880
Date:
January, 1840
File:
PDF, 111 KB
english, 1840