00000nam 2200000zi 4500 9.952778 CaOODSP 20250627084736 m o d f cr bn||||||||| 250627e19611025oncb o f000 0 eng d CaOODSP eng rda CaOODSP n-cn-ab n-cn-sn n-cn-nt En57-56/375-1961E-PDF Archibald, Donald Charles, 1906-2000 author. Aerial ice observing and reconnaissance programme in Athabaska River, Lake Athabaska, Slave River, and Great Slave Lake, 1961 / by D.C. Archibald, M.N. Monsinger, T.B. Kilpatrick. Aerial ice observing and reconnaissance, Athabaska River, Lake Athabaska, Slave River, and Great Slave Lake, 1961 [Toronto] : Meteorological Branch - Department of Transport - Canada, 25 Oct 61. 1 online resource (iii, 23 pages) : maps. text txt rdacontent computer c rdamedia online resource cr rdacarrier TEC ; 375 Caption title. Digitized edition from print [produced by Environment and Climate Change Canada]. "This is the tenth technical report in the series concerning ice conditions observed by aerial ice reconnaissance conducted by the Meteorological Branch, Department of Transport. This technical report describes observed ice conditions with regard to ice coverage, age, topography, puddling, snow cover, and water features over the area of the Athabaska River, Lake Athabaska, Slave River, Great Slave Lake, and adjacent waterways, during the period April 29, 1961 to June 19, 1961, inclusive"--Page [ii]. Ice on rivers, lakes, etc. Alberta Athabasca River Observations. Ice on rivers, lakes, etc. Athabasca, Lake (Sask. and Alta.) Observations. Ice on rivers, lakes, etc. Slave River (Alta. and N.W.T.) Observations. Ice on rivers, lakes, etc. Northwest Territories Great Slave Lake Observations. Glace sur les cours d'eau, lacs, etc. Alberta Athabasca, Rivière Observations. Glace sur les cours d'eau, lacs, etc. Athabasca, Lac (Sask. et Alb.) Observations. Glace sur les cours d'eau, lacs, etc. Esclaves, Rivière des (Alb. et T.N.-O.) Observations. Glace sur les cours d'eau, lacs, etc. Territoires du Nord-Ouest Esclaves, Grand lac des Observations. Canada Aerial exploration. Canada Exploration aérienne. Canada. Meteorological Branch, issuing body. TEC ; 375. (CaOODSP)9.934253 PDF 741 KB https://publications.gc.ca/collections/collection_2025/eccc/en57/En57-56-375-1961-eng.pdf 672572426 CIR-3551 UDC: 551.311.182(712.2)