It looks like the SFO Aviation Museum has a copy from 1971 in their collection:

http://www.flysfo.com/museum/aviation-museum-library/collection/9162


They don't lend stuff out, but perhaps they could photocopy the pages you need. You may want call them and see if they could do that for you:

http://www.flysfo.com/museum/aviation-museum-library/research-services

-Kirk Wennerstrom
President, Cessna 150-152 Fly-In Foundation
1976 Cessna Cardinal RG N7556V
Hangar D1, Bridgeport, CT KBDR