Construction : a journal for the architectural engineering and contracting interests of Canada . I.ASKMr.NT !1.A.. NEW WEST END Y.M.C.A., TORONTO. BURKE. HORWOOD & W IIITi:. ARCIHTF.CTS. FIRST FI.nOR FLAX. CONSTRUCTION.
Canadian machinery and metalworking (January-June 1919). B C A N A 1) I A i M ACHINERY Volume XXI RACKS and PINIONS LARGE SIZES OR SMALL. dA COT ^k CEARS Gef