35 mm black-and-white negative

35 mm black-and-white negative; photographed by Carleton Mitchell; porpoises swimming; Mexico; taken on a cruise from Ensenada to Acapulco, Mexico; 1968; aboard Grand Banks 42 SANS TERRE; handwritten on original envelope "105-9" and "C12874" (corresponds to original Mitchell contact sheet); printed on negative frame number "22"; for other views of this cruise see 1996.31.5071 - 1996.31.5085. Ref: Carleton Mitchell's notes in the C. Mitchell manuscript collection in the G.W. Blunt White Library and "The Land of Cactus and Sunshine"; Motorboating Magazine March 1970; "Down the Mexican Coast"; Motorboating Magazine October 1971.