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Aviation History
1921
1921 - 0689.PDF
\ •v \ OCTOBER 20, 1921 NOTICES TO AIRMEN Aerodromes for Civil Use : Consolidated List FRESH lists (No. 81 of 1921) have been issued of : 1. Aerodromes, Seaplane Stations and landing grounds, open to civil aviation in the United Kingdom, and Service and Civil stations, available to civil aircraft in case of emer- gency only, which have been corrected to October 1, 1921. 2. The lists are classified as follows, each aerodrome or landing ground being given in alphabetical order :— LIST A.—Government-owned Aerodromes available for civn flying, at which ^accommodation exists. (a) Civil Aerodromes, (b) Service Stations. LIST'B. —Aerodromes available for civil machines in emergency only. (a) Permanent Service Stations. (b) Stations temporarily retained for Service purposes. (c) Civil Stations. N.B.—The aerodromes in Section (a), Permanent Service Stations, and Section (b), Stations temporarily retained for Service purposes, except aerodromes which are within a prohibited area (e.g., Gospdrt), may be used, until further notice, in addition to cases of real emergency :— (i) For refuelling in the course of journeys where no civil facilities exist, (ii) For landing of passengers proceeding to a destination near the aerodrome concerned. No guarantee can be given that any R.A.F. transport will be available, or that the machine can be housed in such cases. Where possible, notice of intention to use any such aero- drome should be given in advance to the Officer Commanding. LIST C.—Licensed Civil Aerodromes. (a) Civil Aerodromes licensed for all types. (b) Civil Aerodromes licensed as " Suitable for Avro 504 K and similar types of aircraft only." (Except in very few instances, accommodation does not exist. The licences have been issued for limited periods only. Foreshore aerodromes are not included.) LIST D.—Unlicensed Private Aerodromes. Aerodromes available for civil machines only by special permission of the owners, or in emergency. 3. Customs Stations.—The only aerodromes at which Customs facilities exist at present are Croydon, Cricklewood and Lympne. 4. It should be clearly understood that these lists are purely provisional and are subject to alteration from time to time. Such amendments* are published fortnightly as " Notices to Airmen." 5. In those cases in which it is stated that accommodation does not exist, no facilities other than the actual landing grounds are available. 6. No guarantee can be given at the present time that personnel to handle aircraft is available either at the Service Stations or at the Civil licensed aerodromes. Weather Reports by R T for Machines in Flight THE weather reports giving the latest information from stations on the cross-Channel air routes and available at the R./T Offices at Croydon and Lympne for communication to pilots of machines in flight will be drawn up in the following form as from October 17, 1921 :— 7. Notices to Airmen Nos. 56, 60, 62, 63 and 75 of the year 1921 are hereby cancelled. Denmark : Graadyb Lightship NOTICE to Airmen No. 51 of May io, 1920, is'amended as follows :—(b) Lightships.—The Graadyb Lightship has now been moored in the position: Latitude 550 20'N., Longitude 8°o5'E. (No. 83 of 1921.) Belgium : Cloud and Visibility Signals at Ostend A SYSTEM of meteorological ground signals, indicating the height of the clouds and the visibility at the St. Inglevert, Haren (Brussels) and Schiphol (Amsterdam) aerodromes is now in operation at the Ostend aerodrome. The signals consist of three groups of two figures, preceded by the letters :—S (= St. Inglevert), BR (= Haren), A (= Schiphol). The first figure indicates the height of the base of the cloud, and the second figure the distance of visibility.' The values assigned to these figures are given in the following tables :— Height of Base of Clouds.—1 = o to ico metres (o to 330 ft.), 2 = 100 to 300 metres (330 to 985 ft.), 3 = above 300 metres (above 985 ft.). Distance of Visability.— 1 = less than 200 metres (less than 220 yds.), 2 = 200 to 500 metres (220 to 550 yds.), 3 = 500 to 1,000 metres (550 to 1,090 yds.). The signals are white, and are based on hourly meteorological reports received from St. Inglevert, Haren and Schiphol. The signals are so placed that they can be read whilst flying from S.W. to N.E. in the direction London-Amsterdam, and from N.E. to S.W. in the direction Amsterdam-London. Previous Notices : Nos. 139 of 1920, 23 and 65 of 1921. (No. 84-of 1921.) Spain : Customs, Aerodromes, Etc. 1. Customs.—All aircraft arriving in or departing from Spain must land or take off at an appointed Customs aero- drome. The permission of the Spanish Government for an aircraft to en\ei Spain will only be granted on condition that the first landing bo made at one of these aerodromes. The procedure for obtaining such permission was outlined in Notice to Airmen No. 70 of 1920. Aerodromes anc seaplane stations at the following places are recognised as Customs stations :— Barcelona, San Sebastian, Malaga, Seville, Bilbao (for sea- planes) . 2. Custom's Aerodromes.—Full particulars of aerodromes in the vicinity of the places mentioned in paragraph 1 are given in this Notice (No. 85) and should be obtained from the Air Ministry. (No. 85 of 1921.) . . • France : Le Bourget Aerodrome IT is notified in Notice 88 of 1921, relating to France,, that at Le Bourget there are temporary obstructions, etc. Pilots asking for " Weather Report " will be given the whole of this information. Pilots asking for " Short Weather Report " will be given the information up to and including " Amount of Low Cloud." (No. 89 of 1921.) Time of Observation. Place. General Weather and Warning. Visibility. % Cloud. Height of lowest cloud. Amount. Scale : o = Nil. 10 =• Overcast. Amount of low cloud. Total Amount of cloud. Wind. At Surface. At 2,000 ft. (Direction in degrees from North). Weather in preceding two hours. Wireless Men for Aircraft VoLUlfrEERS are required from the wireless branch oi the Navy for duty as operators and also as assistants to naval gunnery observer officers in aeroplanes working with the Fleet. Accepted candidates will be required to undergo a course of training in aerial gunnery. Extra pay will be paid to selected ratings at is. a day during preliminary training, and thereafter at 2s. a day continuously while detailed for aerial duties. „ Dvina Force Dinner THE Third Annual Dinner of the Dvina Force will be held on Saturday, December 3, at the Connaught Rooms, Holborn, at eight o'clock. Subscriptions (£1) should be sent to Sqdn.-Ldr. L. Tomkinson, D.S.O., A.F.C., R.A.F., Room 676, Air Ministry, London. It is hoped that the unveiling of thei Dvina Force Memorial will take place that after- noon. Notice of the arrangement will be published on November 19. 689
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