In 1909, he left Lahore to be succeeded in the position of principal of the Mayo School of Arts by Ram Singh, who held this post until 1913.
[3] He retired in 1927 and became secretary and curator of the Victoria Memorial Hall in Kolkata.
[6] Brown was one of the first writers to have concentrated exclusively on Indian and Buddhist architecture.
[7] He wrote several important books on architecture and art, including the two-volume Indian Architecture (Volume I: Buddhist and Hindu Periods and Volume II: Islamic Period) in 1940.
[8] Other notable works of his include A descriptive guide to the Department of archaeology & antiquities (1908),[9] Picturesque Nepal (1912),[9] Indian painting (1918),[9] and Tours in Sikhim and the Darjeeling District (1922).