Cistern-Cleaner (open access)

Cistern-Cleaner

Patent for a device to be used for cleaning mud and sediment from cisterns while preventing contamination of the water within the cistern.
Date: May 7, 1918
Creator: Davis, Lewis F.
System: The Portal to Texas History
Cotton-Topper. (open access)

Cotton-Topper.

Patent for a cotton-top trimmer that can be attached to a cultivator.
Date: May 7, 1907
Creator: Griffith, Thomas K.
System: The Portal to Texas History