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[G.S.T. 31.] Practical Instructions for Signalling from Cavalry, Infantry & Armoured Car to Aeroplanes.
Orig. printed wraps., [iii]+9pp., diagram (silhouettes of aeroplanes with distinctive markings for contact patrol). Supt. of Govt. Printing India.
1918
#69150
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![[HLMainPic]](booksThumbs/69150.jpg "Click on the left or right of the image for more images")
The use of flares, tin discs & Popham Panels to communicate with aircraft, while they in return used Klaxons or Verey lights, together with codes in use. Orig. buff printed wraps., VG. See illustration on our website.
£65
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