Inspection list for bomb-thrower, 2-in., C mark 1* (V.A.O.S. Section M 1) / issued bty the Inspection board for the UK and Canada in collaboration … Wireless set no. 19 (Canadian) : installation instructions fot truck and ground station / Publ. by the director communications and electrical design, M.G.O. Branch, department … Working instructions (Canadian) : Wireless sets no. 19 : mark II, as manufactured in Canada and the U.S.A. / published by the director of signals … operating instructions Wireless remote control unit no. 1 (Canadian) / issued by Communication Development Division, Signals Production Branch, Department of Munitions and Supply Operating and installation instructions wireless set No.19, supply unit No.2 (ZA-10572)