Wilbur, Paul J., authorIsaacson, Jerry, authorColorado State University, Department of Mechanical Engineering, publisher2020-04-172020-04-171973-02https://hdl.handle.net/10217/204896CER72-73PJW20.February 1973.Circulating copy deaccessioned 2020.technical reportsengCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.Electric propulsionCathodesText