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An Accurate Method of Measuring the Moments of Inertia of Airplanes (open access)

An Accurate Method of Measuring the Moments of Inertia of Airplanes

From Summary: "This note contains a description of an improved apparatus and procedure used by the NACA for determining the moments of inertia of airplanes. The method used, based on the pendulum theory, is similar to that previously used, but a recent investigation of its accuracy has resulted in the improvements described herein. The error, when using the new apparatus and procedure, has been found to be of the order of 1 per cent."
Date: October 1930
Creator: Miller, M. P.
Object Type: Report
System: The UNT Digital Library
Amarillo Daily News (Amarillo, Tex.), Vol. 21, No. 293, Ed. 1 Wednesday, October 1, 1930 (open access)

Amarillo Daily News (Amarillo, Tex.), Vol. 21, No. 293, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Amarillo, Texas that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: Howe, Gene A.
Object Type: Newspaper
System: The Portal to Texas History
Analytical Determination of the Load on a Trailing Edge Flap (open access)

Analytical Determination of the Load on a Trailing Edge Flap

From Summary: "This report presents a theoretical analysis of the lift on a trailing edge flap. An analytical expression has been derived which enables the computation of the flap load coefficient. The theoretical results seem to show a fair agreement with the meager experimental results which are available."
Date: October 1930
Creator: Pinkerton, Robert M.
Object Type: Report
System: The UNT Digital Library
Aransas Pass Progress (Aransas Pass, Tex.), Vol. 21, No. 25, Ed. 1 Wednesday, October 1, 1930 (open access)

Aransas Pass Progress (Aransas Pass, Tex.), Vol. 21, No. 25, Ed. 1 Wednesday, October 1, 1930

Weekly newspaper from Aransas Pass, Texas that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: Warrick, W. E.
Object Type: Newspaper
System: The Portal to Texas History
The Behm Acoustic Sounder for Airplanes With Reference to Its Accuracy (open access)

The Behm Acoustic Sounder for Airplanes With Reference to Its Accuracy

Relative altimetry is of great importance for increasing the safety in aerial transportation, because it makes possible safe flying at night, by poor visibility, and when landing. Among the instruments of this type is the Behm sounder, which operates on an acoustic principle. Acoustic altimetry in general and the Behn sounder, in particular, are covered in this report.
Date: October 1930
Creator: Schreiber, Ernest
Object Type: Report
System: The UNT Digital Library
The Breckenridge American (Breckenridge, Tex.), Vol. 10, No. 263, Ed. 1, Wednesday, October 1, 1930 (open access)

The Breckenridge American (Breckenridge, Tex.), Vol. 10, No. 263, Ed. 1, Wednesday, October 1, 1930

Daily newspaper from Breckenridge, Texas that includes local, state and national news along with extensive advertising.
Date: October 1, 1930
Creator: Hodges, Wesley D.
Object Type: Newspaper
System: The Portal to Texas History
Brenham Banner-Press (Brenham, Tex.), Vol. 47, No. 160, Ed. 1 Wednesday, October 1, 1930 (open access)

Brenham Banner-Press (Brenham, Tex.), Vol. 47, No. 160, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Brenham, Texas that includes local, state and national news along with extensive advertising.
Date: October 1, 1930
Creator: Blake, T. C.
Object Type: Newspaper
System: The Portal to Texas History
Bristow Daily Record (Bristow, Okla.), Vol. 9, No. 137, Ed. 1 Wednesday, October 1, 1930 (open access)

Bristow Daily Record (Bristow, Okla.), Vol. 9, No. 137, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Bristow, Oklahoma that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: Nichols, L. M.
Object Type: Newspaper
System: The Gateway to Oklahoma History
The Brownsville Herald (Brownsville, Tex.), Vol. 39, No. 90, Ed. 1 Wednesday, October 1, 1930 (open access)

The Brownsville Herald (Brownsville, Tex.), Vol. 39, No. 90, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Brownsville, Texas that includes local, state and national news along with advertising.
Date: October 1, 1930
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
The Brownsville Herald (Brownsville, Tex.), Vol. 39, No. 90, Ed. 2 Wednesday, October 1, 1930 (open access)

The Brownsville Herald (Brownsville, Tex.), Vol. 39, No. 90, Ed. 2 Wednesday, October 1, 1930

Daily newspaper from Brownsville, Texas that includes local, state and national news along with advertising.
Date: October 1, 1930
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
Brownwood Bulletin (Brownwood, Tex.), Vol. 30, No. 300, Ed. 1 Wednesday, October 1, 1930 (open access)

Brownwood Bulletin (Brownwood, Tex.), Vol. 30, No. 300, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Brownwood, Texas that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: White, James C.
Object Type: Newspaper
System: The Portal to Texas History
Center Daily News (Center, Tex.), Vol. 2, No. 103, Ed. 1 Wednesday, October 1, 1930 (open access)

Center Daily News (Center, Tex.), Vol. 2, No. 103, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Center, Texas that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: Lynch, John W.
Object Type: Newspaper
System: The Portal to Texas History
The Champion (Center, Tex.), Vol. 53, No. 40, Ed. 1 Wednesday, October 1, 1930 (open access)

The Champion (Center, Tex.), Vol. 53, No. 40, Ed. 1 Wednesday, October 1, 1930

Weekly newspaper from Center, Texas that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: Lynch, John W.
Object Type: Newspaper
System: The Portal to Texas History
Chickasha Daily Express (Chickasha, Okla.), Vol. 31, No. 217, Ed. 1 Wednesday, October 1, 1930 (open access)

Chickasha Daily Express (Chickasha, Okla.), Vol. 31, No. 217, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Chickasha, Oklahoma that includes local, state and national news along with advertising.
Date: October 1, 1930
Creator: Pool, J. Edwin
Object Type: Newspaper
System: The Gateway to Oklahoma History
Cleburne Times-Review (Cleburne, Tex.), Vol. 25, No. 312, Ed. 1 Wednesday, October 1, 1930 (open access)

Cleburne Times-Review (Cleburne, Tex.), Vol. 25, No. 312, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Cleburne, Texas that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: Dean, J. Lawrence
Object Type: Newspaper
System: The Portal to Texas History
[Client Card: Brioschi Studio] (open access)

[Client Card: Brioschi Studio]

Client card describing work completed at the Roman Bronze Works Foundry for Brioschi Studio, including a job number, brief description, monetary amount, and dates associated with each entry. Pieces included: statue of Columbus (7'), creeping babies (2 copies), portrait medallion of man, bust of man, tablet of Governor Olson, "National Catholics Rural Life Conference" plaque (3 copies), medallion (5"), medallions (12 copies), Sister Mary Joseph bust, bust of Governor Harold E. Stassen, bust of man (22"), plaque (2'3" x 1'), portrait bust (2 copies), statue of Governor Olson (8'), plaque (27" x 23" x 7"), portrait relief (42" x 22"), and plaque (18" x 40").
Date: October 1930
Creator: Roman Bronze Works Foundry
Object Type: Text
System: The Portal to Texas History
[Client Card: Mr. Alexander Blazys] (open access)

[Client Card: Mr. Alexander Blazys]

Client card describing work completed at the Roman Bronze Works Foundry for Mr. Alexander Blazys, including a job number, brief description, monetary amount, and dates associated with each entry. Piece included: "Reclining Nude Baby".
Date: October 1930
Creator: Roman Bronze Works Foundry
Object Type: Text
System: The Portal to Texas History
The College Star (San Marcos, Tex.), Vol. 23, No. 2, Ed. 1 Wednesday, October 1, 1930 (open access)

The College Star (San Marcos, Tex.), Vol. 23, No. 2, Ed. 1 Wednesday, October 1, 1930

Weekly student newspaper from Southwest Texas State Teachers College in San Marcos, Texas that includes news of interest to students and faculty along with advertising.
Date: October 1, 1930
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
Counter-Propeller (open access)

Counter-Propeller

A counter-propeller is a fixed propeller smaller than the main propeller, mounted either fore or aft of the latter and performing the function of changing the direction of motion of the fluid filaments, which naturally tend to adopt a helicoidal form. This paper presents a consideration of the real advantage of counter-propellers on aircraft and the best shape of the blades. First, the author determines the possible energy absorption by the tangential increments. This process will be facilitated by the examination of the polygons of the relative velocities fore and aft of the generic section, of radius r, of one of the blades of the propeller.
Date: October 1930
Creator: de Caria, Ugo
Object Type: Report
System: The UNT Digital Library
The Cuero Record (Cuero, Tex.), Vol. 36, No. 234, Ed. 1 Wednesday, October 1, 1930 (open access)

The Cuero Record (Cuero, Tex.), Vol. 36, No. 234, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Cuero, Texas that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: Howerton, J. C.
Object Type: Newspaper
System: The Portal to Texas History
The Cushing Daily Citizen (Cushing, Okla.), Vol. 7, No. 247, Ed. 1 Wednesday, October 1, 1930 (open access)

The Cushing Daily Citizen (Cushing, Okla.), Vol. 7, No. 247, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Cushing, Oklahoma that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: unknown
Object Type: Newspaper
System: The Gateway to Oklahoma History
The Daily News-Telegram (Sulphur Springs, Tex.), Vol. 32, No. 234, Ed. 1 Wednesday, October 1, 1930 (open access)

The Daily News-Telegram (Sulphur Springs, Tex.), Vol. 32, No. 234, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Sulphur Springs, Texas that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: Bagwell, J. S.
Object Type: Newspaper
System: The Portal to Texas History
The Daily Record (Oklahoma City, Okla.), Vol. 27, No. 228, Ed. 1 Wednesday, October 1, 1930 (open access)

The Daily Record (Oklahoma City, Okla.), Vol. 27, No. 228, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Oklahoma City, Oklahoma that includes local, state, and national legal news and notices along with advertising.
Date: October 1, 1930
Creator: Murphy, John H.
Object Type: Newspaper
System: The Gateway to Oklahoma History
Denton Record-Chronicle (Denton, Tex.), Vol. 30, No. 41, Ed. 1 Wednesday, October 1, 1930 (open access)

Denton Record-Chronicle (Denton, Tex.), Vol. 30, No. 41, Ed. 1 Wednesday, October 1, 1930

Daily newspaper from Denton, Texas that includes local, state, and national news along with advertising.
Date: October 1, 1930
Creator: McDonald, L. A.
Object Type: Newspaper
System: The Portal to Texas History