Taylor's Maps of the following Tea Districts

1910

Calcutta : Thacker, Spink & Co.

The Nothern Provincies of Bengal; with the Bootan, Morung, & Assam Frontiers

1781

Rennell, James

World Aeronautical Chart. Mount Everest (553).

1952

Aeronautical Chart Service, U.S. Army Air Forces

1:1m

Bengal, Bhutan, Nepal, Sikkim & Tibet, No 78 J, Darjeeling

1937

Survey of India

India 8.

1883

Letts, Son & Co.

1:2m

India VIII. Bengal Presidency.

1831

Society for the Diffusion of Useful Knowledge (Great Britain)

1:2m

India Ganges Plain. (inset) (continuation of main map). India and Pakistan (Bangladesh) - Ganges Plain. Pergamon World Atlas.

1967

Polish Army Topography Service

1:3m

The Province of Bengal

1907

Survey of India

Nepaul. Asie 83.

1827

Vandermaelen, Philippe, 1795-1869

1:2m

142. Lower Ganga (Ganges) Valley. The World Atlas.

1967

USSR (Union of Soviet Socialist Republics).

1:3m