Yorkshire 273 se. Thurlston. Surveyed 1928, issued 1946.
Yorkshire 273 se. Thurlston. Surveyed 1928, issued 1946. Outline geology in black on grey basemap with red contours. Punched holes in left margin. Soiled. 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.