Nice visit this morning from map collector John Hancox, who is decluttering and kindly delivered a selection of relevant historic local maps to the door.

Based on surveys from the 1880s showing buildings, springs, field boundaries, antiquity sites and trigpoints the maps date from the 1930s to the 1970s. It’s beautiful detailed work, not made easier by the transition from traditional measures to decimal. As the 1930s maps note:
“to convert decimal parts of an acre into roods and perches you multiply by four to give roods and decimals of a rood, multiply this decimal by 40 thus obtaining Perches and Decimals of a Perch.”
You can see why they needed slide rules. By the 1970s the maps are fully decimal and metric. Selected details below…
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