00000nam 2200000zi 4500 9.884777 CaOODSP 20221107170942 m o d f cr cn||||||||| 200218s1978 onca ob f000 0 eng d CaOODSP eng rda CaOODSP n-cn--- r------ Co24-368/1978E-PDF Polarsat : concept definition study for a polar orbiting communication satellite system providing complete Arctic coverage. [Ottawa] : [Department of Communications], 1978. 1 online resource (2 volumes) : illustrations text txt rdacontent computer c rdamedia online resource cr rdacarrier "Prepared for: Department of Communications, Ottawa." "Contract no.: 01PC.36100-7-0613." Digitized edition from print [produced by Innovation, Science and Economic Development Canada]. Some pages rotated in this copy. Includes bibliographical references. v. II. Costs. Issued also in print format. Artificial satellites in telecommunication Canada, Northern. Satellites artificiels dans les télécommunications Canada (Nord) Canada. Department of Communications. Canadian Astronautics Ltd. PDF 12.65 MB https://publications.gc.ca/collections/collection_2020/isde-ised/Co24/Co24-368-1978-eng.pdf (v. I) PDF 4.01 MB https://publications.gc.ca/collections/collection_2020/isde-ised/Co24/Co24-368-1978-1-eng.pdf (v. II)