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| Photo 16 | Photo 17 |
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Photos 16, 17 and 18 Gas-tight door of the gas chamber, of conventional design (made by the DAW) with its peephole and two locking bars, each of which fitted into a metal catch through which a threaded rod, bent to form a handle, was screwed, completely blocking the latch and ensuring that the door was tightly closed. |
| Photo 18 | |
| Photo 19 Close up of the gas chamber and the fanlight used to assist narural ventilation. |
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