00000nam 2200000zi 4500 9.951120 CaOODSP 20250515104400 m o d f cr bn||||||||| 250515e19541203onc ob f000 0 eng d CaOODSP eng rda CaOODSP n-cn--- En57-56/201-1954E-PDF Douglas, R. H. (Richard Herbert), 1919-1993 author. Airborne cloud-seeding trials, 1952 and 1953 / by R.H. Douglas. [Toronto] : Meteorological Division - Department of Transport - Canada, 3 Dec 54. 1 online resource (9 pages, 2 unnumbered pages). text txt rdacontent computer c rdamedia online resource cr rdacarrier TEC ; 201 Caption title. Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (page 9). "During the summers of 1952 and 1953 limited cloud-seeding trials were conducted in Canada. The operations were airborne, and were intended to determine the effects of silver-iodide smoke, delivered directly into cloud. This airborne phase was intended to precede an investigation of the effects of silver-iodide smoke discharged from the ground"--Introduction, page 2. Rain-making Canada Experiments. Smoke Canada Experiments. Pluie artificielle Canada Expériences. Fumée Canada Expériences. Canada. Meteorological Division, issuing body. TEC ; 201. (CaOODSP)9.934253 PDF 510 KB https://publications.gc.ca/collections/collection_2025/eccc/en57/En57-56-201-1954-eng.pdf 672572425 CIR-2568