The British-Canadian strike leaders (there were four non-British men arrested at the same time) so chosen by the Citizens Committee of 1000 for special treatment in the courts included Roger Bray, George Armstrong, Abram Albert "A.A." Heaps, Robert Boyd "R.B." Russell, Richard J "Dick"Johns, William A. (Bill) Pritchard, John Queen, William Ivens
Archival references that place this photo at Stony Mountain Penitentiary are incorrect. William Pritchard (top row, far right) reported that it was taken “outside the walls of the County jail, Winnipeg, not Stony Mt., 18 miles west.” See Archives of Manitoba, Jack Walker Collection, Bill Pritchard to Jack Walker, 10 November 1973, P5623, file #14.