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Air-Brake Governor

Description: Patent for an air brake governor improvement that regulates the pressure of fluid or air in the braking system as to prevent it from braking with too much pressure.
Date: July 10, 1906
Creator: Williams, Leonard F.
Partner: UNT Libraries Government Documents Department

Air-Brake-Setting Appliance

Description: Patent for an air brake apparatus for train cars which automatically activates when a train car is derailed. Illustrations included.
Date: April 13, 1909
Creator: Gale, Albert & Lilley, Doc M.
Partner: UNT Libraries Government Documents Department
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