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Cost Keeping for Small Metal Mines
Technical paper issued by the Bureau of Mines over the accounting for small metal mines. As stated in the introduction, "this report outlines methods of cost keeping suitable for metal mines of small or moderate size and presents various forms and cost sheets that have been found useful in actual practice" (p. 5). This paper includes tables, and illustrations.
Date:
February 1919
Creator:
Pickering, J. C.
Object Type:
Report
System:
The UNT Digital Library
Traps for Saving Gas at Oil Wells
Technical paper issued by the Bureau of Mines over the use of gas traps at oil wells. Different types of traps are presented and discussed. This paper includes photographs, and illustrations.
Date:
February 1919
Creator:
Hamilton, Walter Raleigh
Object Type:
Report
System:
The UNT Digital Library
Apparatus for Separating Cotton from its Seed
Patent for an apparatus for separating cotton from its seed that uses heat and air to separate the cotton.
Date:
February 21, 1911
Creator:
Myers, Absalom G.
Object Type:
Patent
System:
The Portal to Texas History
Bag-Rack
Patent for a rotating bag rack for use in stores.
Date:
February 27, 1912
Creator:
James, Joseph E.
Object Type:
Patent
System:
The Portal to Texas History
Cotton-Blocking Attachment for Cultivators
Patent for an attachment for cultivators for arranging blocks of cotton onto a stand. Illustrations included.
Date:
February 22, 1910
Creator:
Horner, John P.
Object Type:
Patent
System:
The Portal to Texas History
Bath-Cabinet
Patent for improvements in hot air bath cabinets in which it can employ for a foot or body bath, and be able to control or regulate the hot air current. (Lines 14-18) Illustration is included.
Date:
February 21, 1911
Creator:
Ballard, Silas
Object Type:
Patent
System:
The Portal to Texas History
Combined Automobile Tail-Light and Illuminated Number.
Patent for a combined automobile tail-light and illuminated frame for the number of the car.
Date:
February 14, 1911
Creator:
Stafford, Frederick S.
Object Type:
Patent
System:
The Portal to Texas History
Combined Filtering and Heating Device
Patent for a combined filtering and heating device for water that is attached to a dentist chair.
Date:
February 21, 1911
Creator:
Gambati, Olympio F.
Object Type:
Patent
System:
The Portal to Texas History
Aseptic Fountain Syringe or Irrigator
Patent for an aseptic fountain syringe or irrigator for use by doctors that is easily cleaned and portable.
Date:
February 20, 1912
Creator:
Leach, Shirley N.
Object Type:
Patent
System:
The Portal to Texas History
Car-Door
Patent for a car door. Illustrations included.
Date:
February 22, 1910
Creator:
Pearce, Joseph E.
Object Type:
Patent
System:
The Portal to Texas History
Automatic Weighing-Machine
Patent for an automatic weighing machine for weighing and dispensing certain weights of grain into hoppers.
Date:
February 1, 1910
Creator:
Ball, Andrew J.
Object Type:
Patent
System:
The Portal to Texas History
Automatic Feed-Water Steam-Generator
Patent for a steam generator for hydrocarbon burners. Illustrations included.
Date:
February 4, 1913
Creator:
Mills, John H. T. & Mills, Virgil H.
Object Type:
Patent
System:
The Portal to Texas History
Carbureter
Patent for a carburetor to be used on internal combustion engines. Illustrations included.
Date:
February 8, 1910
Creator:
Kingsbury, William P.
Object Type:
Patent
System:
The Portal to Texas History
Car-Ventilating System.
Patent for a railroad car ventilating system that does require opening the windows.
Date:
February 14, 1911
Creator:
Shanley, Michael H.
Object Type:
Patent
System:
The Portal to Texas History
Cotton Oil Mill Seed Huller
Patent for a cotton oil mill seed huller. This invention is designed to prevent the breaking or drilling of knives by foreign matter. Illustrations included.
Date:
February 8, 1910
Creator:
Kappler, John G. & Gaines, John
Object Type:
Patent
System:
The Portal to Texas History
Casing Mechanism
Patent for a casing mechanism for placing in oil wells to block water flow.
Date:
February 14, 1911
Creator:
Stewart, John S.
Object Type:
Patent
System:
The Portal to Texas History
Combined Latch and Lock for Screen Doors, etc.
Patent for a combined latch and lock for screen doors and other uses. Illustration included.
Date:
February 5, 1912
Creator:
Hart, Joel T. & Hart, John D.
Object Type:
Patent
System:
The Portal to Texas History
Churn-Operating Mechanism.
Patent for a churn operating mechanism, which can be attached to a wall.
Date:
February 14, 1911
Creator:
Wiley, Alvin Herbert; Lathem, Diah Walter & Lathem, Mariand Wiendfield
Object Type:
Patent
System:
The Portal to Texas History
Combined Ironing Board and Washstand
Patent for a combined ironing-board and washstand. This invention is a combination of ironing-boards and wash-stands that can be mounted to the wall. Illustration included.
Date:
February 22, 1910
Creator:
John H. Havecotte, of Somerville, Texas
Object Type:
Patent
System:
The Portal to Texas History
Chemical Fire-Engine.
Patent for a chemical fire engine that does not require refilling after the first charge is emptied.
Date:
February 14, 1911
Creator:
Minnis, Henry M.
Object Type:
Patent
System:
The Portal to Texas History
Cotton-Cleaner
Patent for an apparatus that is designed to clean cotton before it is placed in a cotton gin. Illustrations included.
Date:
February 15, 1910
Creator:
Felton, Thomas W.
Object Type:
Patent
System:
The Portal to Texas History
CHURN
Patent for the improvement of a churn. The churn has a detachable support and a closure for the upper end of the body of the churn.
Date:
February 18, 1913
Creator:
HARRISON, DAVID M.
Object Type:
Patent
System:
The Portal to Texas History
Animal-Trap
Patent for a cylinder shaped animal trap for small furry animals.
Date:
February 25, 1913
Creator:
Fikes, Benjamin M.
Object Type:
Patent
System:
The Portal to Texas History
Collar-Shaping Machine.
Patent for a collar shaping machine that produces fold-over collars for shirts.
Date:
February 13, 1912
Creator:
Hamilton, Joseph B.
Object Type:
Patent
System:
The Portal to Texas History