"Samuel Bourne (30 October 1834 – 24 April 1912) was a British photographer known for his prolific seven years' work in India, from 1863 to 1870. ...
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Together with Charles Shepherd, he set up Bourne & Shepherd first in Shimla in 1863 and later in Kolkata (Calcutta); the company closed in June 2016." - (en.wikipedia.org 11.08.2021)