/0/11528/coverbig.jpg?v=4f02c31a713248c433b4a27bf2a4b566)
Other naval marks introduced in the present campaign, in accordance no doubt with a secret code, are in various devices, such as a propeller, a target, and various arrangements of rings, etc. (Figs. 50-57).
50 ? ? 51 ? ? 52
53 ? ? 54 ? ? 55
56 ? ? 57
54A. ? ? 57A.
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Chapter II.
Indian Army Postal Service - China Expeditiona