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Aerodynamic Effects of a Split Flap on the Spinning Characteristics of a Monoplane Model (open access)

Aerodynamic Effects of a Split Flap on the Spinning Characteristics of a Monoplane Model

From Summary: "The investigation described in this report was made to determine the change in aerodynamic forces and moments produced by split flaps in a steady spin. The test were made with the spinning balance in the NACA 5-foot vertical wind tunnel. A low-wing monoplane model was tested with and without the split flaps in 12 spinning attitudes chosen to cover the probable spinning range. The results obtained indicate that the use of split flaps on an airplane is unlikely, in any case, to have much beneficial effect on a spin, and it might make the spin dangerous."
Date: December 1934
Creator: Bamber, M. J.
Object Type: Report
System: The UNT Digital Library
Air flow in a separating laminar boundary layer (open access)

Air flow in a separating laminar boundary layer

Report discussing the speed distribution in a laminar boundary layer on the surface of an elliptic cylinder, of major and minor axes 11.78 and 3.98 inches, respectively, has been determined by means of a hot-wire anemometer. The direction of the impinging air stream was parallel to the major axis. Special attention was given to the region of separation and to the exact location of the point of separation. An approximate method, developed by K. Pohlhausen for computing the speed distribution, the thickness of the layer, and the point of separation, is described in detail; and speed-distribution curves calculated by this method are presented for comparison with experiment.
Date: December 1, 1934
Creator: Schubauer, G. B.
Object Type: Report
System: The UNT Digital Library
The Alva Daily Record (Alva, Okla.), Vol. 32, No. 282, Ed. 1 Saturday, December 1, 1934 (open access)

The Alva Daily Record (Alva, Okla.), Vol. 32, No. 282, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Alva, Oklahoma that includes local, state, and national news along with advertising.
Date: December 1, 1934
Creator: Cayce, O. F.
Object Type: Newspaper
System: The Gateway to Oklahoma History
Brenham Banner-Press (Brenham, Tex.), Vol. 51, No. 213, Ed. 1 Saturday, December 1, 1934 (open access)

Brenham Banner-Press (Brenham, Tex.), Vol. 51, No. 213, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Brenham, Texas that includes local, state and national news along with extensive advertising.
Date: December 1, 1934
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
Bristow Daily Record (Bristow, Okla.), Vol. 13, No. 188, Ed. 1 Saturday, December 1, 1934 (open access)

Bristow Daily Record (Bristow, Okla.), Vol. 13, No. 188, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Bristow, Oklahoma that includes local, state, and national news along with advertising.
Date: December 1, 1934
Creator: Nichols, L. M.
Object Type: Newspaper
System: The Gateway to Oklahoma History
The Brownsville Herald (Brownsville, Tex.), Vol. [43], No. 129, Ed. 1 Saturday, December 1, 1934 (open access)

The Brownsville Herald (Brownsville, Tex.), Vol. [43], No. 129, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Brownsville, Texas that includes local, state and national news along with advertising.
Date: December 1, 1934
Creator: Buell, Ralph L.
Object Type: Newspaper
System: The Portal to Texas History
Brownwood Bulletin (Brownwood, Tex.), Vol. 35, No. 41, Ed. 1 Saturday, December 1, 1934 (open access)

Brownwood Bulletin (Brownwood, Tex.), Vol. 35, No. 41, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Brownwood, Texas that includes local, state, and national news along with advertising.
Date: December 1, 1934
Creator: White, James C.
Object Type: Newspaper
System: The Portal to Texas History

Chicago, Rock Island & Pacific (RI) 609

A photograph print showing the Chicago, Rock Island & Pacific (CRIP, RI, or ROCK) 609, 4-4-0 (class E-15), Topeka, KS. [Probably a Preston George photo]
Date: December 1934
Creator: unknown
Object Type: Photograph
System: The Gateway to Oklahoma History
Chronicles of Oklahoma, Volume 12, Number 4, December 1934 (open access)

Chronicles of Oklahoma, Volume 12, Number 4, December 1934

Quarterly publication containing articles, book reviews, photographs, illustrations, and other works documenting Oklahoma history and preservation. Index to volume 12 starts after page 497.
Date: December 1934
Creator: Oklahoma Historical Society
Object Type: Journal/Magazine/Newsletter
System: The Gateway to Oklahoma History
[Client Card: American Rolling Mills Company] (open access)

[Client Card: American Rolling Mills Company]

Client card describing work completed at the Roman Bronze Works Foundry for the American Rolling Mills Company (N. Ebersole), including a job number, brief description, monetary amount, and dates associated with each entry. Piece included: bronze plate and moulding.
Date: December 1934
Creator: Roman Bronze Works Foundry
Object Type: Text
System: The Portal to Texas History
[Client Card: Carrier Engineering] (open access)

[Client Card: Carrier Engineering]

Client card describing work completed at the Roman Bronze Works Foundry for Carrier Engineering, including a job number, brief description, monetary amount, and dates associated with each entry. Pieces included: statuary bronze (16 copies), color grilles (3 copies), and color Louvre and copper strips (3 copies).
Date: 1934-12/1935-05
Creator: Roman Bronze Works Foundry
Object Type: Text
System: The Portal to Texas History
[Client Card: Miss Enid Bell] (open access)

[Client Card: Miss Enid Bell]

Client card describing work completed at the Roman Bronze Works Foundry for Miss Enid Bell, including a job number, brief description, monetary amount, and dates associated with each entry. Piece included: pedestals to be shipped to Arden Galleries.
Date: December 1934
Creator: Roman Bronze Works Foundry
Object Type: Text
System: The Portal to Texas History
[Client Card: Mrs. Laurie Blankfort] (open access)

[Client Card: Mrs. Laurie Blankfort]

Client card describing work completed at the Roman Bronze Works Foundry for Mrs. Laurie Blankfort, including a job number, brief description, monetary amount, and dates associated with each entry. This work order includes a bronze portrait relief entitled "Springarn."
Date: December 1934
Creator: Roman Bronze Works Foundry
Object Type: Text
System: The Portal to Texas History
A complete tank test of the hull of the Sikorsky S-40 flying boat - American Clipper Class (open access)

A complete tank test of the hull of the Sikorsky S-40 flying boat - American Clipper Class

The results of a complete test in the N.A.C.A. tank on a model of the hull of Sikorsky S-40 flying boat ('American Clipper') are reported. The test data are given in tables and curves. From these data non-dimensional coefficients are derived for use in take-off calculations and the take-off time and run for the S-40 are computed. The computed take-off time was obtained by the Sikorsky Aviation Corporation in performance tests of the actual craft.
Date: December 1934
Creator: Dawson, John R.
Object Type: Report
System: The UNT Digital Library
The Daily Record (Oklahoma City, Okla.), Vol. 31, No. 286, Ed. 1 Saturday, December 1, 1934 (open access)

The Daily Record (Oklahoma City, Okla.), Vol. 31, No. 286, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Oklahoma City, Oklahoma that includes local, state, and national legal news and notices along with advertising.
Date: December 1, 1934
Creator: Murphy, John H.
Object Type: Newspaper
System: The Gateway to Oklahoma History
The Daily Sun (Goose Creek, Tex.), Vol. 16, No. 152, Ed. 1 Saturday, December 1, 1934 (open access)

The Daily Sun (Goose Creek, Tex.), Vol. 16, No. 152, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Goose Creek, Texas that includes local, state, and national news along with advertising.
Date: December 1, 1934
Creator: Pendergraft, W. L.
Object Type: Newspaper
System: The Portal to Texas History
The Daily Tribune (Bay City, Tex.), Vol. 30, No. 149, Ed. 1 Saturday, December 1, 1934 (open access)

The Daily Tribune (Bay City, Tex.), Vol. 30, No. 149, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Bay City, Texas that includes local, state, and national news along with advertising.
Date: December 1, 1934
Creator: Smith, Carey
Object Type: Newspaper
System: The Portal to Texas History
The Denison Press (Denison, Tex.), Vol. 4, No. 153, Ed. 1 Saturday, December 1, 1934 (open access)

The Denison Press (Denison, Tex.), Vol. 4, No. 153, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Denison, Texas that includes local, state, and national news along with advertising.
Date: December 1, 1934
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
Effect of Combustion-Chamber Shape on the Performance of a Prechamber Compression-Ignition Engine (open access)

Effect of Combustion-Chamber Shape on the Performance of a Prechamber Compression-Ignition Engine

"The effect on engine performance of variations in the shape of the prechamber, the shape and direction of the connecting passage, the chamber volume using a tangential passage, the injection system, and the direction of the fuel spray in the chamber was investigated using a 5 by 7 inch single-cylinder compression-ignition engine. The results show that the performance of this engine can be considerably improved by selecting the best combination of variables and incorporating them in a single design. The best combination as determined from these tests consisted of a disk-shaped chamber connected to the cylinder by means of a flared tangential passage" (p. 1).
Date: December 1934
Creator: Moore, C. S. & Collins, J. H., Jr.
Object Type: Report
System: The UNT Digital Library
The Effect of Weight and Drag on the Sinking Speed and Lift/Drag Ratio of Gliders (open access)

The Effect of Weight and Drag on the Sinking Speed and Lift/Drag Ratio of Gliders

The most important factors in evaluating performance of gliders are minimum sinking speed and minimum gliding angle. To assure their optimum value the energy necessary for flight, that is, the energy of lift and friction must be kept very low, or in other words, weight and total drag which have a decisive effect on the sinking speed and on the gliding angle, must be kept to a minimum. How great the effect of a reduction of these two quantities will be shown in the following.
Date: December 1934
Creator: Kosin, R.
Object Type: Report
System: The UNT Digital Library
Fletcher's State Rights Farming. (Hondo, Tex.), Vol. 13, No. 5, Ed. 1 Saturday, December 1, 1934 (open access)

Fletcher's State Rights Farming. (Hondo, Tex.), Vol. 13, No. 5, Ed. 1 Saturday, December 1, 1934

Monthly agricultural newspaper from Hondo, Texas that includes local, state and national news of interest to farmers along with advertising.
Date: December 1, 1934
Creator: Davis, Fletcher
Object Type: Newspaper
System: The Portal to Texas History
The Gilmer Daily Mirror (Gilmer, Tex.), Vol. 19, No. 228, Ed. 1 Saturday, December 1, 1934 (open access)

The Gilmer Daily Mirror (Gilmer, Tex.), Vol. 19, No. 228, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Gilmer, Texas that includes local, state, and national news along with advertising.
Date: December 1, 1934
Creator: Laschinger, Russell H.
Object Type: Newspaper
System: The Portal to Texas History
The Graham Daily Reporter (Graham, Tex.), Vol. 1, No. 78, Ed. 1 Saturday, December 1, 1934 (open access)

The Graham Daily Reporter (Graham, Tex.), Vol. 1, No. 78, Ed. 1 Saturday, December 1, 1934

Daily newspaper from Graham, Texas that includes local, state, and national news along with advertising.
Date: December 1, 1934
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
Harlow's Weekly (Oklahoma City, Okla.), Vol. 43, No. 20, Ed. 1 Saturday, December 1, 1934 (open access)

Harlow's Weekly (Oklahoma City, Okla.), Vol. 43, No. 20, Ed. 1 Saturday, December 1, 1934

Weekly newspaper from Oklahoma City, Oklahoma that includes news and commentary on local and state issues along with advertising.
Date: December 1, 1934
Creator: Harlow, Victor E.
Object Type: Newspaper
System: The Gateway to Oklahoma History