Lancashire 89ne, 6". Miln Row, 1910/1930, black outline, blue geology.
Lancashire 89ne, 6". Miln Row, 1910/1930, black outline, blue geology. Includes parts Yorkshire 258-9. 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.