District Darrang / Assam.

1890

Survey of India

1:253k

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

1916

Brown, John

126k Maps of South Asia

1942

Brown, John

Darrang & Sibsāgar Districts / Assam / Season 1914-15 / No. 83 F/5.

1917

Survey of India

1:63k

126k Maps of South Asia

1922

Brown, John

253k/250k Maps of South Asia

1927

Brown, John

Assam, No G-46 P. Haflang

1943

Survey of India

1000k Maps of South Asia

1913

Brown, John

World Aeronautical Chart. Brahmaputra River (554).

1954

Aeronautical Chart Service, U.S. Army Air Forces

1:1m

A. VI: Geological map. Barma; Katschin

1884

Loczy, Ludwig von

1:1m