heliograph
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Many of the instruments used in early operations of the United States Army Signal Corps were adaptations of equipment used by the Plains Indians, particularly that of the heliograph.
From SAT Tests
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In the flash of heliograph signals in the North Sea haze and the speaking of great naval guns, the world has lately read a certain statement about the British Empire.
From Time Magazine Archive
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The heliograph would be useless in stormy weather or in fog.
From El Diablo by Groesbeck, Dan Sayre
From the heights we had gained, operations were soon commenced both with heliograph and telescope.
From South Africa and the Transvaal War, Vol. 3 (of 6) From the Battle of Colenso, 15th Dec. 1899, to Lord Roberts's Advance into the Free State, 12th Feb. 1900 by Creswicke, Louis
Skeat's case the Boers took, besides his heliograph, a pair of presentation field glasses, which he subsequently recovered in the successful raid of Christmas Eve in another part of the country.
From Two Years on Trek Being Some Account of the Royal Sussex Regiment in South Africa by Moulin, Louis Eug?ne du