The engineman's master key : a handbook for all in charge of or connected with steam engines, pumps, boilers, mining machinery and suction gas plants & electrical installations / by L.F.R. Schnabel
"Also 365 questions and answers on subjects relating to examinations for Certificates of Competency in Vic., N.S.W., W.A., Q'land, Tas., N.Z. and S.A."