Apparatus for Elevating and Cleaning Seed-Cotton. (open access)

Apparatus for Elevating and Cleaning Seed-Cotton.

Patent for a steam-powered device for cleaning seed-cotton. Includes instructions and illustrations.
Date: October 10, 1891
Creator: Robinson, Albert S.
System: The Portal to Texas History
Washing-Machine (open access)

Washing-Machine

Patent for "certain new and useful Improvements in Washing-Machines" (lines 4-5) including instructions and illustrations.
Date: November 29, 1892
Creator: Wilson, Lucindia Jane
System: The Portal to Texas History
Pneumatic Conveyer for Unloading Cotton. (open access)

Pneumatic Conveyer for Unloading Cotton.

Patent for a new and improved pneumatic conveyer. This design "relates to improvements in pneumatic conveyers of that class or style adapted for unloading cotton from a wagon and depositing it on the gin-stand or other place; and the object is to provide a machine whereby cotton may be readily, conveniently, and expeditiously taken from the wagon or other vehicle or dumping-platform and carried or conveyed through a pneumatic tube and deposited on the gin-stand or similar floor for ginning" (lines 9-19).
Date: August 23, 1892
Creator: Stafford, George A.
System: The Portal to Texas History
Musical Notation (open access)

Musical Notation

Patent for a notation which provides "a sheet in which the tones in their successive order of degrees by septenaries comprising the limit of the human voice from low to high pitch or from base to treble will be graphically indicated, and also to furnish a means whereby mechanical transposition of the notated characters may be effected" (lines 14-20).
Date: September 13, 1892
Creator: Robberson, John W.
System: The Portal to Texas History