Heliograph :: Heliograph (n.) A picture taken by heliography; a photograph.
Heliograph :: Heliograph (n.) An instrument for taking photographs of the sun.
Heliograph :: Heliograph (n.) An apparatus for telegraphing by means of the sun's rays. See Heliotrope, 3..
Heliographic :: Heliographic (a.) Of or pertaining to heliography or a heliograph; made by heliography.
Heliography :: Heliography (n.) Photography.
Photoheliograph :: Photoheliograph (n.) A modified kind of telescope adapted to taking photographs of the sun.
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