3 b&w photographs Very good condition Two physics students conduct an experiment in the physics lab (photo 1). Photo also found on pg. 38 of the 1980-1 SMU academic calendar. 2 other similar photos in envelope. Written on back: '80 calendar p. 38 2 col. page bottom'; '6.61/60'; 'Physics'; '89% 87%'; '999.4'; 'Please Return to Information and Public Relations' (stamp)