In Partnership With

October 15, 1919

Function and Construction of the Rip Panel

Rules of the British Seaplane Competition

Resistance of Navy No. 1 Struts

258259

Function and Construction of the Rip Panel

One of our most modern airships, the C-5, was lost by being blown away from its moorings. It was very unfortunate to lose it in this manner or in fact any manner, but it was particularly unfortunate that it should be blown away from its mooring place after having made such a remarkable flight from Rockaway to Newfoundland.

266267

Rules of the British Seaplane Competition

The seaplane competition which the British Air Ministry has decided to hold simultaneously with the airplane competition,* that is, beginning March 1, 1920, will be open to float and boat type seaplanes and engines constructed within the British Empire, although secondary equipment may be of foreign origin.
256257

Resistance of Navy No. 1 Struts

Preface.—The tests herein described were made to determine the resistance of four Navy No. 1 airplane struts, and their resistance coefficients in terms of the air speed and thickness. The measurements were made in the 8 in. x 8 in. tunnel at speeds of 20 to 70 m. p. h.

266267

Book Reviews

A GLOSSARY OF AERONAUTICAL TERMS. 106 pp. Royal Aeronautical Society. The Technical Terms Committee of the Royal Aeronautical Society, headed by Lieut.-Col. Mervyn O’Gorman and having for members representatives of every important aeronautical body in Great Britain, has just been issued.
270271

Housing the Airplane

Among the many inventions brought forth by the Great War is the development of airplane and airship hangars to a degree hitherto unforeseen. The Richards Patent airplane hangar is such a product of the war and was originallly designed to solve a very important problem with which the British government was faced early in the war, that of providing for airplanes a hangar which would fulfill the following requirements :

264265

Testing Water Resistant Plywood Glues

The importance of plywood for use in airplane construction was recognized in the United States immediately upon the adoption of our aircraft construction program. It was also realized that in order to be suitable for the purpose and reliable under various conditions of exposure the plywood should be made with water resistant glue.

262263

Trade Reviews

CASCO WATERPROOF GLUE (Booklet received from Casein Mfg. Co., New York). This very interesting little booklet on the employment of glue in veneer is soundly technical and deserves very full notice. The makers claim that their glue undergoes chemical change on setting and is thereafter insoluble and therefore waterproof.
262263

The Aeromarine Aerial Mail Delivery System

As a means of expediting delivery of overseas mail, Mr. Otto Praeger, Second Assistant Postmaster General, recently ordered experiments to be made with a view to delivering mail by airplane to a ship at sea. Accordingly Postmaster Thomas A. Patten with the cooperation of David Lindsay of the International Mercantile Marine, and Inglis M. Uppercu, President of the Aeromarine Plane and Motor Co. of Keyport, N. J., arranged that the experiment be undertaken on the White Star liner, Adriatic, sailing from New York on August 14, the Aeromarine Model 40 C flying boat being especially equipped and used for the attempt.

270271

New World Records

264265

The Bristol Coupé and Hydro-Airplane

October 11919 November 11919