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Edgerton Lab Notebook 21, Page 94
February 20, 1953
nb21_146

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J.-Y. Cousteau visits MIT (Feb. 17, 1953, Rom 10-250) and presents his book “Silent World”.

Dave Owens (WHOI) examines deep-sea camera being designed for oceanographic work on upcoming research expedition aboard ATLANTIS (Summer 1953).

Discussion with Dave Owens regarding method to locate u/w camera’s distance from sea bottom: proposal to use sound echoes. Possibly the first mention of this electronic trigger system.

Page start date: February 20, 1953

Page type: diagram, notes

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