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NACA Technical Memorandums
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Farmers' bulletin (United States. Department of Agriculture)
6
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Annual Report of the Boy Scouts of America
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The Battalion, Volume 29, Number 30, April 1921
Monthly literary journal of A. & M. College of Texas containing original short stories, essays, poetry, and other creative works written by students.
Date:
April 29, 1921
Creator:
Agricultural and Mechanical College of Texas. Austin Society.
Object Type:
Journal/Magazine/Newsletter
System:
The Portal to Texas History
Vehicle-Wheel
Patent for new and useful improvements to the Vehicle-Wheel. Tire may be formed into a disk wheel constructed with nuts, bolts, rivets, and screws to compensate for any regular and irregular pressure stresses a tire may be subjected to on a road. A further improvement is to provide a more resilient disk wheel to have more durability and longer use on the road.
Date:
April 12, 1921
Creator:
Allan, William N.
Object Type:
Patent
System:
The Portal to Texas History
Automatic Sand Trap
Patent for an automatic sand trap related to automatic devices for separating suspensions into two products and is concerned with the separation of sand from water for dam building and like purposes.
Date:
April 12, 1921
Creator:
Allen, Charles
Object Type:
Patent
System:
The Portal to Texas History
Automatic Separator and Evaporator.
Patent for an improved automatic separator and evaporator which controls the intake with an included air-lift or jet-ejector, including illustrations.
Date:
April 5, 1921
Creator:
Allen, Charles
Object Type:
Patent
System:
The Portal to Texas History
Feed Spout Barrier
Patent for "a feel spout barrier for slime thickeners, settling tanks, separating tanks and the like" (lines 8-10) with instructions and illustrations.
Date:
April 12, 1921
Creator:
Allen, Charles
Object Type:
Patent
System:
The Portal to Texas History
Slime-Pulp Thickener.
Patent for a machine used in the wet milling process. It allows proportionate distribution of liquids to aide during the thickening process.
Date:
April 17, 1923
Creator:
Allen, Charles
Object Type:
Patent
System:
The Portal to Texas History
Process of Distilling Hydrocarbons
Patent for distilling hydrocarbons from crude petroleum oil.
Date:
April 19, 1921
Creator:
Averill, Willard C., Jr.
Object Type:
Patent
System:
The Portal to Texas History
Treatment of Mined Sulfur.
Patent for a method to improve the free burning properties of mined sulfur by carbonizing the oil and eliminating carbon.
Date:
April 19, 1921
Creator:
Bacon, Raymond Foss, 1880-1954.
Object Type:
Patent
System:
The Portal to Texas History
Treatment of Mined Sulfur.
Patent for heating sulfur under appropriate conditions in order to carbonized oil contained within, allowing stationary sulfur to burn without difficulty or interference from carbon.
Date:
April 19, 1921
Creator:
Bacon, Raymond Foss, 1880-1954.
Object Type:
Patent
System:
The Portal to Texas History
Book-Holding Device
Patent for a book-holding device that will keep books open by holding back turned pages, with illustrations.
Date:
April 20, 1920
Creator:
Barry, David Redmond
Object Type:
Patent
System:
The Portal to Texas History
Mail-Transferring Apparatus.
Patent for a mail transferring apparatus designed to transfer mail bags from a station to a moving mail car with minimal injury to the mail bag or the receiving employees.
Date:
April 20, 1920
Creator:
Bashell, Edward Allen & Smart, W. L.
Object Type:
Patent
System:
The Portal to Texas History
Determination of the Value of Wood for Structural Purposes
Note presenting an investigation of the value of wood for structural parts subject to stress. An exploration of several different types of wood is provided, including the coefficeint of elongation in bending, tensile strength, compression strength, and energy required for fracture is provided.
Date:
April 1923
Creator:
Baumann, Richard
Object Type:
Report
System:
The UNT Digital Library
Typewriter-Desk.
Patent for typewriter desk which has a compartment with a moveable platform. The platform supports a typewriter, and is "capable of being raised and lowered within the desk so as to position the typewriter for use or non-use as desired". The compartment has a lid, which when in closed position, provides an even writing or resting surface.
Date:
April 26, 1921
Creator:
Beard, Margurite E.
Object Type:
Patent
System:
The Portal to Texas History
Price-Tag.
Patent for an improved price tag that includes not only the price information, but also "at a glance a stock record and a cost record and provides space for making notations and writing other information" (lines 13-16) for the use of a store clerk's reference.
Date:
April 20, 1920
Creator:
Bedinger, Singleton B.
Object Type:
Patent
System:
The Portal to Texas History
The "Magnus Effect" - the Principle of the Flettner Rotor
The phenomenon of the Magnus effect consists in the fact that a revolving body moving relatively to the surrounding fluid (air) is subjected not only to drag (i.e., a force acting in a direction opposite to that of the direction of motion), but also to a lift.
Date:
April 1925
Creator:
Betz, A.
Object Type:
Report
System:
The UNT Digital Library
Fattening Steers in the Corn Belt.
Describes feeder cattle and the varieties of feed used to fatten steers in the Corn Belt.
Date:
April 1924
Creator:
Black, W. H. (William Henry), 1888-1949
Object Type:
Book
System:
The UNT Digital Library
Safety Factors in Aviation
A formula for calculating the safety of airplanes is given and the stresses on airplane components are calculated. Some questions regarding the information obtained from the formula and its application to safe airplane design for pilots are provided.
Date:
April 1923
Creator:
Bleriot, Louis
Object Type:
Report
System:
The UNT Digital Library
Mail Carrier or Container.
Patent for a mail carrier designed with a ratchet and clamp to hold mail securely while also allowing for quick extraction of the mail.
Date:
April 27, 1920
Creator:
Blocker, Leck H.
Object Type:
Patent
System:
The Portal to Texas History
The Coupling of Engines
This report examines the idea of coupling numerous engines together to turn a single propeller, which the author feels would free aircraft design from the problems of multi-engine and propeller design.
Date:
April 1921
Creator:
Boccaccio, Paul
Object Type:
Report
System:
The UNT Digital Library
Metallic Mold for Concrete Walls
Patent for metallic molds for concrete or plastic walls. These molds have been improved in terms of their construction. Includes illustrations.
Date:
April 12, 1921
Creator:
Bolton, George W.
Object Type:
Patent
System:
The Portal to Texas History
Tire-Tool.
Patent for a tool designed for mounting pneumatic tires on wheel rims.
Date:
April 26, 1921
Creator:
Boone, Daniel M.
Object Type:
Patent
System:
The Portal to Texas History
Annual Report of the Boy Scouts of America: 1922
Annual report submitted by the Boy Scouts of America to Congress describing highlights from 1922, activities, finance, organizational leadership, and other information about scouting programs.
Date:
April 1, 1923
Creator:
Boy Scouts of America
Object Type:
Report
System:
The Portal to Texas History
Annual Report of the Boy Scouts of America: 1926
Annual report submitted by the Boy Scouts of America to Congress describing highlights from 1926, activities, ideals, finance, organizational leadership, and other information about scouting programs.
Date:
April 1, 1927
Creator:
Boy Scouts of America
Object Type:
Report
System:
The Portal to Texas History
Annual Report of the Boy Scouts of America: 1928
Annual report submitted by the Boy Scouts of America to Congress describing highlights from 1928, activities, finance, foreign relations, organizational leadership, and other information about scouting programs.
Date:
April 16, 1929
Creator:
Boy Scouts of America
Object Type:
Report
System:
The Portal to Texas History