heliograph — lw;Zfpf=d
Heliograph — A picture taken by heliography; a photograph.
Heliograph — An instrument for taking photographs of the sun.
Heliograph — An apparatus for telegraphing by means of the sun's rays. See Heliotrope, 3.
These Also : heliographic; Heliographic; Heliography; heliography;
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