Heliograph Tripod Heads Inscription Side : 無料・フリー素材/写真
Heliograph Tripod Heads Inscription Side / signal mirror
| ライセンス | クリエイティブ・コモンズ 表示 2.1 |
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| 説明 | This is a view of the tripod heads of two Mance Mark V heliographs. One is a WW2 RMB tripod stamped "1942", the other is stamped "PB&S" for "Puddefoot, Bowers & Simonett Ltd." These tripods were used both for heliographs and for signal lamps - they are both stamped: "STAMP LAMP OR HELIO A Mk III". To learn more about heliographs, seehttps://en.wikipedia.org/wiki/Heliograph or www.prc68.com/I/MkVHeliograph.shtml |
| 撮影日 | 2020-01-18 14:11:01 |
| 撮影者 | signal mirror |
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