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2" Heavy Pressure Globe Valve

Blueprint depicting technical details of Battleship Texas.
Date: January 1, 1921
Creator: unknown
Object Type: Technical Drawing
System: The Portal to Texas History

6" Standard Extra Heavy Cast Steel Valve Pressure 300 - 500 Lbs.

Blueprint depicting technical details of Battleship Texas.
Date: June 6, 1921
Creator: unknown
Object Type: Technical Drawing
System: The Portal to Texas History
The 300 H.P. Benz Aircraft Engine (open access)

The 300 H.P. Benz Aircraft Engine

This report provides a description of the Benz 300 H.P. aircraft engine containing 12 cylinders placed at a 60° angle. It includes a detailed description of the development of the constructional points, particularly the cylinders, pistons, and connecting rods, as well as the engine fitting, lubrication, oil pumps, bearings, oil tank, fuel pump, carburetors, and cooling system. There are seven pages of illustrative figures at the end of the report.
Date: January 1921
Creator: Heller, A.
Object Type: Report
System: The UNT Digital Library
The 1000 HP Traffic Airplane of the Zeppelin Works in Staaken (open access)

The 1000 HP Traffic Airplane of the Zeppelin Works in Staaken

Report details the characteristics and advantages of the swift traffic airplane constructed by Zeppelin Works at Staaken. The maximum speed, weight, construction, layout, and landing capabilities of the plane are included.
Date: September 1921
Creator: Rohrbach, A. K.
Object Type: Report
System: The UNT Digital Library

[1921-22 Lewisville High School basketball team]

1921-22 Lewisville High School basketball team coach, Lee Preston, is pictured with six team members in uniforms on steps in front of a brick building. The team members are arranged in an inverted V with Coach Preston at the apex. On the top right, to Coach Preston's left, is Sulton John Boyd who went on to play football at North Texas State University.
Date: 1921~
Creator: unknown
Object Type: Photograph
System: The Portal to Texas History

[1921 Ahavath Sholom's First Confirmation Class]

In 1921, Fort Worth’s Congregation Ahavath Sholom introduced the rite of Confirmation, the graduation from religious school that coincides with the Jewish holiday Shavuos when Moses received the Ten Commandments. This picture shows the twelve, 14-year-old girls in the Confirmation class wearing white dresses, holding flowers and certificates rolled up like scrolls. The students are seated in two rows and are identified as: Row 1: Lena Shosid (Cooles), Fannie Herman, unidentified, Hannah Byrens, Bess Lipshitz (Cohen), unidentified Row 2: Sarah Shosid (Bloomberg), unidentified, unidentified, Leah Goldstein (Gerson), unidentified, unidentified An article in the Fort Worth Star-Telegram of June 3, 1921, named each confirmand and also listed Dorothy Cohen, Rose Weinstein, Bertha Mosier, Ida Mosier, Edna Lipshy, and Esther Ablon. Each confirmand addressed the congregation. They completed a course of study in Jewish history, religion and literature.
Date: 1921~
Creator: unknown
Object Type: Photograph
System: The Portal to Texas History

[1921 Birdville School]

Photograph of the students of Birdville School in 1921 all posing together in front of the brick building outside. Two students are on bikes and the others are either standing or sitting on the ground.
Date: 1921
Creator: unknown
Object Type: Photograph
System: The Portal to Texas History

[1921 Confirmation Class]

Photograph of adolescent boys and girls gathered for a group picture, which was taken during their confirmation ceremony in Danevang, Texas. They are just to the right of a church wall, which has five visible windows with pointed tops. They are all dressed in formal attire. The boys wear dark suits and the girls, all in the front row, wear light-colored dresses with cinched waists. Some names have been provided, but they have not been matched properly to individual positions in the image.
Date: 1921
Creator: unknown
Object Type: Photograph
System: The Portal to Texas History

1921 Flood Washburn Street

Photograph of the 1921 flood with men standing where Washburn Street had been washed away by flood waters.
Date: 1921
Creator: unknown
Object Type: Photograph
System: The Portal to Texas History

1921 Lewisville High School Football Team

1921 Lewisville High School football team coach, Lee Preston, is pictured with thirteen mostly unidentified members in front of the school building. The players are lined up in three rows: the first row is one member sitting Indian-style on the ground, row two has six members sitting up on both knees, and the back row consists of six players standing. Coach Preston is standing fourth from the left in the back row. The only identified team member is Sulton John Boyd, who is on the back row, second from the left. Sulton would later play football for and graduate from North Texas State Teachers College.
Date: 1921~
Creator: unknown
Object Type: Photograph
System: The Portal to Texas History

[1921 Longview High School Graduating Class]

Photograph of the 1921 graduating class of Longview High School in Longview, Texas. The unidentified students are standing and sitting in front of a brick building. The young girls are wearing white dresses and hats, and they are holding bouquets. The young men are wearing suits and ties.
Date: 1921
Creator: unknown
Object Type: Photograph
System: The Portal to Texas History

[1921 Weatherford College Boys' Basketball Team]

Weatherford College boys' basketball team. Photo taken in 1921: Weatherford, Texas.
Date: 1921
Creator: unknown
Object Type: Photograph
System: The Portal to Texas History
N.A.C.A. Langley field wind tunnel apparatus: The tilting manometer (open access)

N.A.C.A. Langley field wind tunnel apparatus: The tilting manometer

A description is given of a tilting manometer designed to meet the requirements of a manometer for use in the wind tunnel at the Langley Memorial Aeronautical Laboratory. This gauge was designed to meet the requirements of a manometer in use in connection with a static pressure plate to indicate the wind speed in the tunnel. The requirements are noted. The sensitivity of the gauge must be made inversely proportional to the pressure to be measured. The gauge must be accurately and quickly set for any desired pressure.
Date: January 1921
Creator: Norton, F. H. & Bacon, D. L.
Object Type: Report
System: The UNT Digital Library
N.A.C.A. Recording Air Speed Meter (open access)

N.A.C.A. Recording Air Speed Meter

A new type of air speed meter is described which was designed by the technical staff of the National Advisory Committee for Aeronautics. The instrument consists essentially of a tight metal diaphragm of high natural period which is acted upon by the pressure difference of a pitot-static head. The resulting deflection of this diaphragm is recorded optically on a moving film.
Date: October 1921
Creator: Norton, F. H.
Object Type: Report
System: The UNT Digital Library
Abacus for the Reduction of English Measures to the Metric System and Vice Versa (open access)

Abacus for the Reduction of English Measures to the Metric System and Vice Versa

This report presents a description of an abacus with three scales: one for English measures, one for metric measures, and one with the "points of reduction", as well as construction details. There is also a detailed description on how to use the abacus.
Date: July 1921
Creator: Tenani, Mario
Object Type: Report
System: The UNT Digital Library
Abacus Giving the Variation of the Mean Pressure of an Aviation Engine as a Function of its Speed of Rotation (open access)

Abacus Giving the Variation of the Mean Pressure of an Aviation Engine as a Function of its Speed of Rotation

Comparing the results of the calculations for computing the mean pressure of an aviation engine for any number of revolutions, with those of experiment, the writer, by numerous examples, shows the perfect agreement between them. This report will show that, by means of a special abacus, an engineer can instantly plot the characteristics of an engine.
Date: March 1921
Creator: Margoulis, W.
Object Type: Report
System: The UNT Digital Library
[Abilene Board of Commissioners Minutes: 1921-1924] (open access)

[Abilene Board of Commissioners Minutes: 1921-1924]

Ledger containing minutes of the city Board of Commissioners in Abilene, Texas documenting the group's discussions and activities December 9, 1921 to June 27, 1924.
Date: 1921-12-09/1924-06-27
Creator: Abilene (Tex.)
Object Type: Book
System: The Portal to Texas History
The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, Ed. 1 Tuesday, January 4, 1921 (open access)

The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, Ed. 1 Tuesday, January 4, 1921

Daily newspaper from Abilene, Texas that includes local, state, and national news along with advertising.
Date: January 4, 1921
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 30, Ed. 1 Monday, January 3, 1921 (open access)

The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 30, Ed. 1 Monday, January 3, 1921

Daily newspaper from Abilene, Texas that includes local, state, and national news along with advertising.
Date: January 3, 1921
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 30, Ed. 1 Sunday, January 2, 1921 (open access)

The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 30, Ed. 1 Sunday, January 2, 1921

Daily newspaper from Abilene, Texas that includes local, state, and national news along with advertising.
Date: January 2, 1921
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 34, Ed. 1 Thursday, January 6, 1921 (open access)

The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 34, Ed. 1 Thursday, January 6, 1921

Daily newspaper from Abilene, Texas that includes local, state, and national news along with advertising.
Date: January 6, 1921
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 34, Ed. 1 Wednesday, January 5, 1921 (open access)

The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 34, Ed. 1 Wednesday, January 5, 1921

Daily newspaper from Abilene, Texas that includes local, state, and national news along with advertising.
Date: January 5, 1921
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 35, Ed. 1 Friday, January 7, 1921 (open access)

The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 35, Ed. 1 Friday, January 7, 1921

Daily newspaper from Abilene, Texas that includes local, state, and national news along with advertising.
Date: January 7, 1921
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 37, Ed. 1 Sunday, January 9, 1921 (open access)

The Abilene Daily Reporter (Abilene, Tex.), Vol. 34, No. 37, Ed. 1 Sunday, January 9, 1921

Daily newspaper from Abilene, Texas that includes local, state, and national news along with advertising.
Date: January 9, 1921
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History