Tissandier freres的航空车间。由西门子发电机和重铬酸钾轻质电池驱动的带有两个直升机托盘的螺旋桨概述。1883年的雕版画。科学评论》和《自然》杂志。(Aerostatic workshop of Tissandier freres: Overview of a propeller with two helicoides pallets operates by a Siemens dynamo electric machine and a battery of light potash bichromate batteries. Engraving from 1883. in “” La Nature. Review of sciences and the)未知艺术家 |
€ 127.55
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日期不详 · Engraving
· 图片ID: 919994
Private Collection / Bridgeman Images |
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