Hathaway instruments incorporated C.U. man builds new business. colorado university Post Jy 28, 1940 p.17 Makes complex apparatus. Post Ap 21, 1948 p.13 Firm host to 500 at open house. Post N . The man who measures trouble., 1950 p.2 (Claude Hathaway, instrument designer). Post F 4, 1951 Mag. Sec. p.6