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Improvement in Lever-Powers.

Description: Patent for a lever-power which applies "the power and resistance to the lever, so that they will change positions with relation to the fulcrum as the power end of the lever descends" (para. 2). The relation of the lever with the fulcrum is flexible, and allows for increased leverage.
Date: September 23, 1879
Creator: Franklin, Mathew Calhoun
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Front of a Light Wood Building and Trees]

Description: Photograph of the front of an old light wood building surrounded with plant overgrowth. The building is facing toward the lefthand side, and has a crude fence made of thick branches encircling the right side. The entrance consists of closed double doors, an awning above, and stairs leading up to a small landing in front of the doors. The roof of another building is visible next to this building on the other side of a fence. The front yard of the building is sparse grass and a thin dirt pathway.… more
Date: April 23, 1947
Item Type: Refine your search to only Photograph
Partner: Austin Presbyterian Theological Seminary
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