Ice Floods and Winter Navigation of the Lower St. Lawrence [microform]Thomas C. Keefer, Royal Society of CanadaHäftad, 2021239 kr
Canadian Water Ways From the Great Lakes to the Atlantic [microform]Thomas C. Keefer, International Congress of Water TransHäftad, 2021219 kr
Report of the Water Committee [microform]Montréal (Quebec) Water Committee, Thomas C. KeeferHäftad, 2021249 kr
Report of the Directors and Chief Engineer of the St. Lawrence and Ottawa Grand Junction Railway Company [microform]St Lawrence and Ottawa Grand Junctio, William F. (William Foster) Coffin, Thomas C. KeeferHäftad, 2021249 kr
Report by Thomas C. Keefer, C.M.G., C.E. Upon the Water Power and Anchor Ice Troubles at the Chaudière [microform]Thomas C. KeeferHäftad, 2021219 kr
Specifications & Estimates of the Three Successful Competitors for Premiums Offered by the City Council for the Best Mode of Supplying the City With Water [microform]Hamilton Water Works (Ont, Thomas C. KeeferHäftad, 2021239 kr
Report of Thomas C. Keefer, Esq., C.E. of Survey of Georgian Bay Canal Route to Lake Ontario [microform]Thomas C. KeeferHäftad, 2021219 kr
de l'Avenir Et de l'Influence Des Canaux Du Canada, Écrit Pour Le Prix Offert Au ConcoursThomas C KeeferHäftad, 2018259 kr
Report Of Thomas C. Keefer, Esq., C.e. Of Survey Of Georgian Bay Canal Route To Lake OntarioThomas C KeeferInbunden, 2023449 kr