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Sonargraph and map, Portobelo (Panama) - 1975
Named collection: Harold E. Edgerton Collection
Object type: color slide
Maker: Edgerton, Harold Eugene
Place made: United States
Date made: 1975-08
Materials: 35mm film; cardboard
Site location: Portobelo, Panama
Measurements: 2" x 2"
Three sections of sub-bottom sonargraphs accompanied by a map of the survey pattern, recorded at Portobelo on June 19, 1975; signed and dated by Harold E. Edgerton. (CC)