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Apparatus for Calcining Plaster

Description: This patent is for an apparatus for calcining plaster of any kind. Or an apparatus that keeps clean the inner surface of a revoluble drum for ventilating the drum during the calcining operation. The apparatus also provides for easily removing the material after the completion of the cooking operation (Lawrence, 1902).
Date: March 12, 1902
Creator: Lawwrence, Ambrose

Automobile-Wheel.

Description: Patent for Automobile-Wheel. "Its object is to provide a substitute for an automobile wheel equipped with the pneumatic tire, of cheaper and more lasting construction than such a tire" (lines 10-14).
Date: October 11, 1909
Creator: Wylie, Alfred R. & Wright, James G.

Bee-Hive

Description: Patent for an improved hive, in which bees are fed and watered more efficiently and honey can be removed without the loss of bees. Illustrations and instructions are included.
Date: December 13, 1882
Creator: Meyer, Edward

Boll-Huller and Cotton-Cleaner.

Description: Patent for Boll-Huller and Cotton-Cleaner. "The object of the invention is to provide a simple apparatus adapted to operate upon boll cotton for the purpose of breaking the hulls and stems from the cotton and for separating said hulls and stems from the cotton and delivering the cotton in clean condition ready to be ginned" (lines 12-18).
Date: June 22, 1910
Creator: Postelwait, Austin T.

Cotton-Chopper Attachment.

Description: Patent for Cotton-Chopper Attachment. This invention relates to cotton chopper attachments for cultivator frames and has for its object to provide an attachment of simple structure which may be easily and quickly applied to the frame of a cultivator or detached from the same" (lines 9-14).
Date: October 3, 1911
Creator: Mathus, Charles W.