John Thomas Doupe died from heart failure on the Tenasserin River, near Mergui, Burma, on November 9th, 1939, at the age of 54.
An Australian by birth, he received his technical training at the Kalgoorlie School of Mines and in 1903 was engaged in general underground mining at Broken Hill Proprietary. Two years later he was prospecting for tin for a Broken Hill syndicate and for the next nine years he was employed in underground mining, machine running and timbering on various mines in Queensland and Western Australia.
In 1915 he went to the Federated Malay States, where for a year he was in charge of shaft sinking, timbering, etc., at the Pahang Consolidated Tin Mines, Ltd., and for nearly three years on a Wolfram mine as manager and in charge of prospecting, followed by eight months as assistant superintendent of the Burma Finance and Mining Co., Ltd., and seventeen months prospecting for-tin, and in charge of prospecting operations for the Indian Mines Development Syndicate, Ltd. From 1923 onwards, he was occupied in working and prospecting tin areas mostly on his own account.
Mr. Doupe was elected an Associate of the Institution in 1924.
Vol. 50, Trans IMM 1940-41, p.544