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Theory of an Airplane Encountering Gusts, 3 (open access)

Theory of an Airplane Encountering Gusts, 3

Report presents a new method for solving linear equations developed by Bromwich, which is suited to determine the motion for any particular gust, when the machine started from equilibrium, without the trouble of determining the constants of integration in the complementary function. (author).
Date: October 15, 1918
Creator: Wilson, Edwin Bidwell
Object Type: Report
System: The UNT Digital Library
Standard Test Specimens of Zinc Bronze (Cu 88, Sn 10, Zn 2) - Parts 1 and 2: Part 1. - Preparation of Specifications, Part II. - Microstructure (open access)

Standard Test Specimens of Zinc Bronze (Cu 88, Sn 10, Zn 2) - Parts 1 and 2: Part 1. - Preparation of Specifications, Part II. - Microstructure

Technical paper issued by the Bureau of Standards over tests conducted on the preparation of an alloy. The tests conducted, and their results are presented and discussed. This paper includes tables, illustrations, and photographs.
Date: March 15, 1916
Creator: Karr, C. P. & Rawdon, Henry S.
Object Type: Report
System: The UNT Digital Library
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper, which has a hoe on one side and a cultivator on the other.
Date: March 15, 1910
Creator: Dittrich, William
Object Type: Patent
System: The Portal to Texas History
Battery-Connector (open access)

Battery-Connector

Patent for a battery connector for providing electricity in homes without being connected to a power plant.
Date: October 15, 1912
Creator: Hall, James Monroe
Object Type: Patent
System: The Portal to Texas History
Beam and Shank Attachment (open access)

Beam and Shank Attachment

Patent for a beam and shank attachment for attaching harrows to cultivators.
Date: October 15, 1912
Creator: Trousdale, Robert A.
Object Type: Patent
System: The Portal to Texas History
Clamping Device for Shutters (open access)

Clamping Device for Shutters

Patent for a clamping device for shutter slats.
Date: November 15, 1910
Creator: Kyler, William
Object Type: Patent
System: The Portal to Texas History
Clothes-Hook (open access)

Clothes-Hook

Patent for a wire clothes hook that attaches to walls.
Date: October 15, 1912
Creator: Denny, Roscoe
Object Type: Patent
System: The Portal to Texas History
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper that attaches to a cultivator.
Date: August 15, 1911
Creator: Hester, James R.
Object Type: Patent
System: The Portal to Texas History
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper with mechanically operated hoes that go in an ellipse across the ground.
Date: March 15, 1910
Creator: Gibson, Rupert R.
Object Type: Patent
System: The Portal to Texas History
Cotton-Cleaner (open access)

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
Automatic Piano (open access)

Automatic Piano

Patent for an automatic piano that can play longer and is more compact than previous models.
Date: August 15, 1911
Creator: Stauffer, Floyd F.
Object Type: Patent
System: The Portal to Texas History
Combined Scraper and Fender. (open access)

Combined Scraper and Fender.

Patent for a combined scraper and fender for plows.
Date: November 15, 1910
Creator: Buttrill, David B.
Object Type: Patent
System: The Portal to Texas History
Child's Plate or Dish (open access)

Child's Plate or Dish

Patent for a child's plate or dish. It is designed to be secured to the shelf of the children's chair to prevent throwing. Illustration included.
Date: February 15, 1910
Creator: Matthews, Jennie C.
Object Type: Patent
System: The Portal to Texas History
Baling-Press (open access)

Baling-Press

Patent for a baling press. Illustrations included.
Date: February 15, 1910
Creator: McCallum, Wilks W.
Object Type: Patent
System: The Portal to Texas History
Collector's Receipting-Recording (open access)

Collector's Receipting-Recording

Patent for a device for keeping a record of the money received in commercial transactions. Illustrations included.
Date: October 15, 1912
Creator: Hayes, Arthur Ward & Stevens, Clarence D.
Object Type: Patent
System: The Portal to Texas History
Condenser. (open access)

Condenser.

Patent for a condenser for converting exhaust steam from motors into potable water for ice making.
Date: November 15, 1910
Creator: Galbraith, David G.
Object Type: Patent
System: The Portal to Texas History
Apparatus for Molding Concrete Walls (open access)

Apparatus for Molding Concrete Walls

Patent for an apparatus for molding concrete walls which is easy to assemble and move around and can be used for different size and shape walls.
Date: March 15, 1910
Creator: Cross, George F.
Object Type: Patent
System: The Portal to Texas History
Baling-Press (open access)

Baling-Press

Patent for a baling press that packs the bales more effectively than other models.
Date: October 15, 1912
Creator: Slover, Marion F. & Harter, James R.
Object Type: Patent
System: The Portal to Texas History
Combined Board-Set and Nail-Driver (open access)

Combined Board-Set and Nail-Driver

Patent for a combined board set and nail driver that allows nails to be driven into wall boards without scarring the wood.
Date: August 15, 1911
Creator: Vaughan, Alonzo
Object Type: Patent
System: The Portal to Texas History
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper, which attaches to a cultivator that throws the dirt out of the way to allow the plants to be chopped more easily.
Date: March 15, 1910
Creator: Arthur, George P.
Object Type: Patent
System: The Portal to Texas History
Culinary Implement (open access)

Culinary Implement

Patent for a culinary implement for slicing food. Illustrations included.
Date: October 15, 1912
Creator: Wyatt, James E.
Object Type: Patent
System: The Portal to Texas History
Magazine Flour-Sifter. (open access)

Magazine Flour-Sifter.

Patent for a flour sifter with an attached holder for baking powder or baking soda, which can then be mixed in with the flour at the same as it is sifted.
Date: November 15, 1910
Creator: Hill, Walter William
Object Type: Patent
System: The Portal to Texas History
Water-Tank. (open access)

Water-Tank.

Patent for a railroad water tank, which automatically opens the discharge valve when the spout is opened.
Date: August 15, 1911
Creator: Miller, Charles H. & Bunnell, Walter A.
Object Type: Patent
System: The Portal to Texas History
Lens Holder (open access)

Lens Holder

Patent for a lens holder. The design of this invention relates to holders for eyeglasses and spectacles. Illustration included.
Date: February 15, 1910
Creator: Chappel, James M.
Object Type: Patent
System: The Portal to Texas History