Date: | 1922 |
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Description: | Interior view of the Schoelkopf Air-Lec Manufacturing facility at 320 N. Third Street. A number of signs on the back wall describe the Air-Lec's features. |
Date: | 1922 |
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Description: | Air-Lec pneumatic automatic door opener set up on a table on a roof. Probably the roof of Schoelkopf's manufacturing plant at 320 N. Third Street. |
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