Image:Pocket stereoscope.jpg
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 11:45, 23 October 2006 | 1,942×1,367 (1.45 MB) | Alvesgaspar | ({{Information |Description= Pocket stereoscope from Zeiss with original test image. Unknown date, but probably from the fifties. This type of instrument was used by military to examine stereoscopic pairs of vertical aerial photographs |Source=own photo |D) |
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