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Reports on the topophone and the electric light.

LIBRA 534.83 M845
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Format:
Book
Government document
Author/Creator:
Morton, Henry, 1836-1902.
Contributor:
United States. Light-House Board.
Language:
English
Subjects (All):
Lighthouses--Lighting.
Lighthouses.
Fog--Signals.
Fog.
Physical Description:
50 pages : illustrations ; 23 cm
Other Title:
Topophone and the electric light
Place of Publication:
Washington : G.P.O., 1880.
Notes:
"Appendix to the annual report of the [U.S. Light House] Board for the year ending June 30, 1879."
OCLC:
81551780

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