heliograph

1 By-and-by they began to understand his heliographing, and, when they did that, they began to swear by him, not at him.

2 It was the mirror of a heliograph flashing out across leagues of gray-green hills to the rocky pulpit of the Pigeonnier.

3 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.

4 When I set up my heliograph he kicked it off the roof.

5 The pioneers of reproductive imagery in the 1830s called their pictures by many names — heliographs, calotypes, daguerreotypes — but the word that stuck was photograph: a “drawing with light.”

6 We see from Sydenham constant messages being heliographed, for General Bamford and Lord Byfield are in hourly communication by wireless telegraphy or by other means.

7 Obsidian is a primordial ooze, its natural history connected to the heliographs and the projection.

8 “But how did he get it, I wonder?” asked the girl, taking the object and heliographing the bright sun’s rays from the polished surface.

9 Behind lay the roofs of Elktail, some of them tin-covered and flashing like a heliograph; in front a desolate wilderness where the gray-white of frost-bleached grasses was streaked by the incandescent brightness of sloppy snow.

10 “He said you understood—Britt did,” clamored MacLeod, hastening around in front of the heliograph.

11 The detective said they have had Brackenfield under observation lately, for they suspected that somebody was heliographing messages with a mirror to the German camp.

12 In the present day telephones, heliographs, gramophones, bicycles, motor-cars, guns, fireworks, and the latest inventions of all kinds find their way into Morocco.

13 Lewis had put his question as to the strange habits of the common moth to Merritt with the deliberate intent of closing the debate on death by heliograph.

14 It is used for visual signalling by hand, flag, Ardois lights, torches, heliograph, lanterns, etc., and for sound signalling with buzzer, whistle, etc.

15 They had no telegraph, no heliograph, no arsenal.

16 Give to the corps a liberal supply of heliographs and instruct the men how to use them.

17 Far across the plains I saw a flashing light, as of a heliograph.

18 At the same time Colonel Cooper, of the Royal Fusiliers, heliographed that the wall was unoccupied and the Tibetans in full retreat.

19 The heliograph, too, was invariably set up, by which messages in cases of emergency could be despatched.

20 Now, in the Army signaling work, one branch has to do with heliographing; that is, flashing a message by means of reflected rays of the sun's light.

1 日光电报信息

heliogram

2 回光信号

hg helio heliogram

3 太阳照相机

photoheliograph

4 日光反射信号

heliogram

5 日光仪

actinograph actinometer

6 回光仪

heliotrope