Taylor's Maps of the following Tea Districts

1910

Calcutta : Thacker, Spink & Co.

Bengal & Bhutan, No 78 B/NE

1932

Survey of India

78 Block--63k or 50k scale Maps of South Asia

1930

Brown, John

Bengal, Bhutan, Nepal, Sikkim & Tibet

1933

Survey of India offices

1:253k

Map of the Eastern Himalayan Mission Field of the Church of Scotland

1905

Christison, George W. 1837-1924

1:231k

78 Block--63k or 50k scale Maps of South Asia

1930

Brown, John

Panoramic Profile of the Hill Ranges of Sikkim in Two Parts Point of Sight Observatory Hill South Darjeeling

1882

Survey of India Offices

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

1937

Survey of India

MRIO - Miscellaneous Maps of the Survey of India (1742-1872)

1841

Brown, John

Darjiling. Northern section. Southern section. Plate 53

1893

Bartholomew, J. G. (John George), 1860-1920

1:21k