. The aviation pocket-book for 1918; a compendium of modern practice and a collection of useful notes, formulae, rules, tables and data relating to aeronautics . equal to the chord. Thediameter of the red inner circle does not extend to the inner pointof the star by ^\th the chord. Rudder marks are blue, white,and red stripes. The German, Austrian, and Turkish distinctive mark is the well-known German cross on a white ground. The earlier Turkishmachines, however, bore a white star and crescent on a red addition to the German cross, the Austrian machines often bearthe national white a
. The aviation pocket-book for 1918; a compendium of modern practice and a collection of useful notes, formulae, rules, tables and data relating to aeronautics . equal to the chord. Thediameter of the red inner circle does not extend to the inner pointof the star by ^\th the chord. Rudder marks are blue, white,and red stripes. The German, Austrian, and Turkish distinctive mark is the well-known German cross on a white ground. The earlier Turkishmachines, however, bore a white star and crescent on a red addition to the German cross, the Austrian machines often bearthe national white and red stripes painted on the extremitiesof the wings. As well as the national emblems, the machinesusually carry a number and class mark to indicate the service uponwhich they are engaged. Experiments are being made to obtain paint colours that makean aercjplane on the ground as invisible as possil)le from an aeroplaneoverhead. Similarly, it would be advisable to use paint for theunder surfaces, thus reducing the visibility to enemy anti-aircraftguns, or at least increasing the ditHculiy of range-Hnding. Many i DIV. X a?:roplane insigniagreat britain i6g. (navy alternative) FRANCE , BELGIUM, SERBIA ^ ROUMANIA.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectaeronautics, bookyear
