Assam in the days of the Company, 1826-1858

Studies in the history of north-east India

The American missionaries and north-east India, 1836-1900 A.D

North-East India

The Comprehensive history of Assam

Political history of Assam

Problem of the hill tribes: North-East Frontier

An account of Assam and her administration, 1603-1822 A.D

Problem of the hill tribes