Yorkshire 275 sw. Darfield. Surveyed 1949, issued 1949.
Yorkshire 275 sw. Darfield. Surveyed 1949, issued 1949. Outline geology in black on grey basemap with red contours. Hand-coloured 1950. Slightly soiled. Tape residue on top edge. In fair to 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.