Road Map of India published by the Survey of India under the direction of Dr Hari Narain, Surveyor-General of India 1973. The 4th edition. On folding linen size 152 by 118 cm. Scale 1:2,500,000. A large and very detailed map. A key provides information on roads, railways, boundaries, dams, passes, glaciers, police stations, antiquities, places where petrol is available, places where board and lodging is available etc. Colour. Heights are shown by shading or hachuring. Folds into laminated protective covers. Vg to Mint condition.