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Aviation History
1925
1925 - 0816.PDF
ROYAL AERONAUTICAL SOCIETY (Official Notices) Postponement of Mr. Cobham's Lecture.—• Owing to the flight which Mr. Cobham is undertaking to South Africa, he will be unable to lecture to the Society on Decem- ber 17. It has been arranged instead that he will give his lecture on " Long-Distance Flights " on Thursday, February 25, 1926, at 5.30 p.m. Informal Discussion.—Instead of Mr. Cobham's lecture, an informal discussion on " Aero Engine Starting Gear " will be held in the Society's Library on Thursday, December 17, at 6 p.m. J. LAURENCE PRITCHARD, Honorary Secretary. % M & & M. Dewoitine on Metal Construction. We would remind our readers that it is on Tuesday of next week, December 15, that M. E. Dewoitine, the famous French aircraft designer, is to read his paper on " The Metal Construction of Aeroplanes," before the Institution of Aeronautical Engineers. Lieut.-Col. Moore Brabazon will take the chair, and Col. Belaiew, who is an accomplished linguist, will be present to help in the matter of translation. M. Dewoitine not speaking English as fluently as he would desire. We have had the privilege of examining an advance copy of the paper, which has been translated into English, and can assure our readers that it is of more than ordinary interest. The meeting will take place at 6.30 p.m., and non- members of the Institution will, we understand, be admitted. It should be remembered that this paper, like the remaining ones, will be read at the Junior Institution of Engineers, 39, Victoria Street, Westminster, London, S.W.I. Air Mails THE Postmaster-General announces that a winter edition (December, 1925) of the Air Mail Leaflet has been issued. A copy may be obtained free on application at any Head or Branch Post Office, or from the Secretary (Air" Mails), General Post Office, London, E.C. 1. Waziristan Operations ; Grants to Royal Air Force THE Air Ministry announces : His Majesty the King has been graciously pleased to command that the India General Service Medal, 1908, in silver, with clasp " W'aziristan, 1921-24," shall be granted to personnel of the Royal Air Force who took part with the military forces in the operations in Waziristan between December 21, 1921, and March 31, 1924. Provided that the claims are approved by the Air Council, the Medal and Clasp will be granted to all officers and airmen who were placed under the orders of the officers commanding, Royal Air Force, Waziristan, for duty, either in the air or on the ground, within the area of the operations, comprising North and South Waziristan, Bannu, Dera Ismail Khan civil districts, and that portion of the Mianwali district which lies west of the River Indus, and the military posts of Mari Indus and Darya Khan, east of the River Indus, between December 21, 1921, and March 31, 1924, both dates inclusive. Those already entitled to, or in possession of, the medal will receive the clasp only. Officers no longer serving may obtain the necessary form of application from the Secretary, Air Ministry, Adastral House, Kingsway, London, W.C.2, and airmen no longer serving, from the Officer i/c Records, Royal Air Force, Ruislip, Uxbridge, Middlesex. The forms, when completed, should be forwarded to the Secretary, Air Ministry. Air Ministry Acquires Bently Priory THE Air Ministry has acquired, for administrative pur- poses, Bently Priory, the celebrated and historic old country mansion on the top of Stanmore Hill. It possesses over 100 rooms and dates back—or rather, a certain portion of the present building does—to 1543, when it was presented to King Henry VIII by Cranmer. An Airport on the Thames. As a result, it is reported, of an amalgamation between the two French air companies—Air Union and Compagnie Aeronavale—an air port is to be established on the Thames, near Hammersmith Bridge, in connection with a London- Paris air service. The Port of London Authority has given the necessary permission, provided descents and ascents are made before 10 a.m. Institution of Aeronautical Engineers. It should be noted that the date of Mr. O. E. Simmonds' lecture has been changed from February 23 to March 9, 1926. DECEMBER 10, 1925 SIDEWIND SIG. CAMPANELLI, the Marquis de Pinedo's mechanic during the historic Rome-Tokyo-Rome flight, has sent the following message to the Robinhood Engineering Works, Ltd. : " From Battavia to Melbourne, on our important raid, the ' K.L.G.' plugs, type F.I5, have given insuperable results. Excellent starting—excellent slow march—excellent render during the flight." It will be remembered that the machine used on this flight was a Savoia S.16 ter flying boat fitted with a 400-h.p. Lorraine-Dietrich engine. m m m m PUBLICATIONS RECEIVED Reports : No. 208.—Determination of Turning Character- istics of an Airship by Means of a Camera Obscura. By J. W. Crowley, Jr., and R. G. Freeman. No. 210.—Inertia Factors of Ellipsoids for Use in Airship Design. By L. B. Tuckerman. No. 212.—Stability Equations for Airship Hulls. By A. F. Zahm. No. 215.—Air Forces, Moments and Damping on Model of Fleet Airship " Shenandoah." By A. F. Zahm and F. A. Louden. The U.S. National Advi- sory Committee for Aeronautics, Washington, D.C., U.S.A. Report on Civil Aviation, 1924. Dominion of Canada Department of National Defence, Ottawa, Canada. Verslagen en Ver Handelingen van den Rijks-Studiedienst voor de Luchtvaart. Vol. Ill, 1925. Rijks Studiedienst voor de Luchtvaart, Amsterdam. Aeronautical Research Committee : Reports and Memoranda, No. 975 (Ae. 189).—Autorotation Measurements on a Model Aeroplane with Zero Stagger. By F. B. Bradfield and L. P. Coombes. April, 1925. H.M. Stationery Office, Kingsway, London, W.C. 2. Price 6d. net. Annual Report of the Meteorological Committee to the Air Council, for the year ended March 31, 1925. H.M. Stationery Office, Kingsway, London W.C.2. Price Is. 9d. net. The Royal Air Force Rugby Union Handbook : Season 1925-26. Air Ministry, Kingsway, London, W.C. 2. The Air Pilot Monthly Supplement. No. 13. November, 1925. Air Ministry, Kingsway, London, W'.C. 2. Federation of British Industries : Report on Visit to the United States of America. By Col. The Hon. F. Vernon Willey and G. Locock. The Federation of British Industries, 39, St. James's Street, London, S.W. 1. Aeronautical Research Committee, Reports and Memoranda: No. 973 (Ae. 188).—The Lateral Control of a Biplane by Combined Use of Ailerons and Varying leading Edge Slots. By G. P. Douglas, F. B. Bradfield, and A. S. Hartshorn. April, 1925. H.M. Stationery Office, Kingsway, London, W7.C. 2. Price Is. net. Rivista Aeronautica. Vol. I. No. 3. September, 1925. Direzione della " Rivista Aeronautica," Via Torino, 39, Rome. Price L.50. ¥& M S8 3£ AERONAUTICAL PATENT SPECIFICATIONS A bbreviaiions : Cyl. = cylinder | i.e. = internal combustion j m. = motor. The numbers in brackets are those under which the Specifications willbe printed and abridged, etc. APPLIED FOR IN 1924 Published December 10, 1925 28,367. C. R. FAIREV. Landing-devices for seaplanes. (242,796.) APPLIED FOR IN 1925Published December 10, 1925 1,753. SIEMENS-SCHUCHERTWERKK GES. Airship stations. (242,216.)3,489. L. ROBINSON. Ground anchor. (242,834.) FLIGHT The Aircraft Engineer and Airships 36, GREAT QUEEN STREET, KINGSWAY, W.C.2. Telegraphic address: Traditur, Westcent, London. Telephone : Gerrard 1828. SUBSCRIPTION RATES "FLIGHT" will be forwarded, post free, at the following rates:— UNITED KINGDOM ABROAD* 5. d. I s. d. 3 Months, Post Free. .773 Months, Post Free .. 8 3 6 „ „ ..15 2 ! 6 „ „ ..16 6 12 , 30 4 i 12 „ ,. ..33 0 * Foreign subscriptions must be remitted in British currency. Cheques and Post Office Orders should be made payable to the Proprietors of " FLIGHT," 36, Great Queen Street, Kingsway. W.C.2, and crossed Westminster Bank. Should any difficulty be experienced in procuring " FLIGHT " from local newsvendors, intending readers can obtain each issue direct from the Publishing Office, by forwarding remittance as above. 816
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