From a large collection of glass stereoviews that belonged to Dr William Gardiner Anglin (1856 - 1934) who lectured at Queens University in Kingston, Ont.
Identified only as Camel Corps, the images shows Indian members of the Camel Corps riding with regular army troops on the camels behind them
The Camel Corps was formed in late 1916 and served in the Middle East, it was disbanded in 1919