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Filter: Categories of Wisconsin Historical Images
Filter: Subject of Machinery industry
Filter: Subject of doors
| Date: | 1924 |
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| Description: | View up ramp towards the "Auto Wash" entrance door of a brick building using the Air-lec pneumatic door opening system invented by Louis Schoelkopf. |
| Date: | 1922 |
|---|---|
| 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 |
|---|---|
| Description: | Framed display of a photograph or illustration of double doors with the Air-Lec automatic door opener system. The sign on the door reads: "Sound Horn! Air-... |
| Date: | 1922 |
|---|---|
| Description: | A young girl is standing in front of a curtain while reaching up a hand to push a button that will open Air-Lec automatic doors. Equipment is on the left. |
| Date: | 1922 |
|---|---|
| Description: | Air-Lec automatic door opener indoors. This device, which was pneumatic, is installed on a garage door. |
| Date: | 1922 |
|---|---|
| Description: | Air-Lec pneumatic automatic door opener with button and wire set up on a board. The manufacturing plant on N. Third Street began operation in 1922. |
| Date: | 1922 |
|---|---|
| Description: | Outdoor view of an Air-Lec automatic door opener for swinging doors set up on a wood plank on a rooftop. Probably the top of Schoelkopf's manufacturing pla... |
| Date: | 1922 |
|---|---|
| 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. |
| Date: | |
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| Description: | View of Gisholt real estate from the opposite side of the street. Over the door of the building is a sign that reads: "Gisholt Machine Co." |
| Date: | |
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| Description: | View of the front entrance of Gisholt Machine Company at 1245 East Washington. |
| Date: | 12 1906 |
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| Description: | The caption on the back of this photograph reads: "Eight of the Sales force of the Gisholt Machine Company. (Refused!)" It was made by "J.H.N." A line of e... |
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