Identification list for ordnance, S.B. 4.2-inch mortar mark 2 on mounting, 4.2 inch S.B.mortar mark 3 also plate, base, mobile 4.2-inch s.b. mortar, mark 1 With mounted infantery in Tibet / by Brevet-Major W.J. Ottley blandford colour series Cavalry uniforms : including other mounted troops of Britain and the commonwealth / by Robert and Christopher Wilkinson-Latham ; illustrated by Jack Cassin-Scott
