Cumberland 36sw, 6". Bower Bridge, 1926/1932.
Cumberland 36sw, 6". Bower Bridge, 1926/1932. Black outline with blue geology and brown contours. In very good condition.
About the England Six Inch County Series (later edition)
These early 20th century geological maps are at 1:10,560 scale, based on county layout. Each sheet covers 2 x 3 miles in considerable detail.