Survey of India.
Survey of India.
[Dehra Dun] : Survey of India,
1857-
Relief shown as contours, or hachures, or form lines, or shading and heights.
Shows: grid on some sheets, international and administrative boundaries, railways (4 categories), roads (4 categories), canals, woods.
Shared graphic index with GSGS 4688 in GSGS central file.
Indian subcontinent.
India.
Pakistan.