THE initiation of an entirely new ordnance map series on a scale of 1: 25,000, or about 2 ½ inches to the mile, was one of the chief recommendations of a departmental committee set up in 1935. It was ...
Reflecting worries that the French might invade, the first OS maps cover the mouth of the river Thames. This is the naval route to London and a highly vulnerable part of the country. The sheets that ...
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