00000nam 2200000za 4500 9.818756 CaOODSP 20250303104652 cr ||||||||||| 160601s1967 oncabo|#o f000 0 eng d CaOODSP eng n-cnp-- A54-2/3-1967E-PDF Spence, George 1879-1957. Survival of a vision [electronic resource] / George Spence. Ottawa : Canada Department of Agriculture, 1967. 167 p. : ill., maps Historical series / Canada Department of Agriculture no. 3 Historical publication digitized by Agriculture and Agri-Food Canada. The catalogue number (A54-2/3) for the print edition has been copied in this electronic publication. "Survival of a Vision is a synthesis of the personal experience of George Spence and the records of surveys, proposals and plans for the conservation and use of water in the southern prairie region of Western Canada."--Foreword. gccst Agriculture gccst Water conservation Canada. Department of Agriculture. Historical series (Canada. Department of Agriculture) no. 3 (CaOODSP)9.818326 PDF 10.72 MB https://publications.gc.ca/collections/collection_2016/aac-aafc/agrhist/A54-2-3-1967-eng.pdf