They then smashed the looking-glasses, so that the Boers should make no heliographs of them.
Signallers with heliographs were pushing forward upon them from all sides.
The day was cool and cloudy; fair shelling weather, but bad for heliographs.
Give to the corps a liberal supply of heliographs and instruct the men how to use them.
Taking the sunbeam for its pencil, it heliographs man's own image, and the scenery of the earth and the heavens.
That the Boers were watching the retreat was proved by one of their heliographs trying to 'pick up' the column.
General Buller heliographs that he is still going strong, but the country is difficult and progress slow.