00000nam 2200000zi 4500 9.942617 CaOODSP 20241127112631 m o d f cr |n||||||||| 240829s1969 onca o f000 0 eng d CaOODSP eng rda CaOODSP n-cn-on En57-46/5E-PDF Gilbert, Andrew M., author. A brief survey of icefall in southern Ontario / by Andrew Gilbert and Douglas Pitcher. [Downsview, Ontario] : Atmospheric Environment Service, Environment Canada, 1969. 1 online resource (4 pages, 22 unnumbered pages) : illustrations. text txt rdacontent computer c rdamedia online resource cr rdacarrier [Project report] ; [No. 5] Digitized edition from print [produced by Environment and Climate Change Canada]. Icing (Meteorology) Research Ontario, Southern. Roofs Snow and ice control Ontario, Southern. Givrage Recherche Ontario (Sud) Toits Déneigement et déglaçage Ontario (Sud) Canada. Atmospheric Environment Service, issuing body. PDF 11,752 KB https://publications.gc.ca/collections/collection_2024/eccc/en57/En57-46-5-eng.pdf