heliograph's Usage Examples:

heliograph message to Battye to retire to the bridgehead and keep his five companies together.

On the contrary 3 of the 4 zero anisotropy events identified are seen at heliographic latitudes greater than 42 degrees south.

The calcium flocculi, on account of the brilliant reversals of the H and K lines to which they give rise, and the protection to the plate afforded by the diffuse dark bands in which these bright lines occur, are easily photographed with a spectroheliograph of low dispersion.

The spectroheliograph, originally designed for photographing the solar prominences, disclosed in its first application at the Kenwood Observatory (Chicago, 1892) a new and unexplored region of the sun's atmosphere.

Heliograph >>The cavalry, summoned by heliograph from Mahsama, co-operated, and in a moonlight charge inflicted considerable lOss.

An electric motor, belted to a screw (1 or 1') connected with the spectroheliograph, is then started.

Descriptions of spectroheliographs by Hale, Deslandres, Newall and others, may be found in various papers in Astronomy and Astrophysics, Astrophysical Journal, Comptes rendus, Bulletin astronomique, and other periodicals.

For details of the coelostat applied to the Snow telescope - the most perfect installation for spectroheliograph and bolometer work yet erected - see The Study of Stellar Evolution by Prof.

In 1860 De la Rue took the photoheliograph to Spain for the purpose of photographing the total solar eclipse which occurred on the 18th of July of that year.

Synonyms:

setup, apparatus,

Antonyms:

fire, negativeness, negativity,