| Photo 5: (Photo by the author) The Northwest entrance to Block 3. On the first floor on the right is one of the gas chambers, the ventilation opening of which can be seen. |
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| Photo 6: (photo by the author) The outside of the ventilator with its cover.The hydrocanic gas was expelled to the ambient air of the camp without any particular precautions being taken. |
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| Photo 7: (Photo by the author) Interior view of the ventilator hole. The extractor fan has been removed and there only remain three bolts that held the electric motor. |
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| Photo 8 | |
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| Photos 8 and 9: North-east part of one of the disinfestation gas chambers on the first floor of Block 3. On the right the entrance door, in the center, the hole where the extractor fan was, to the left, one of the double windows. |
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