Bird, Charles D.Johnson, John Derek2005-07-192005-07-19197582480935http://hdl.handle.net/1880/13169Bibliography: p. 103-107.xi, 136 leaves : ill. ; 30 cm.engUniversity of Calgary graduate students retain copyright ownership and moral rights for their thesis. You may use this material in any way that is permitted by the Copyright Act or through licensing that has been assigned to the document. For uses that are not allowable under copyright legislation or licensing, you are required to seek permission.QL 737 U5 J63 1975 MicroficheBighorn sheepmaster thesis10.11575/PRISM/18494QL 737 U5 J63 1975 Microfiche