Davy Jones Divers-Arthurs Geddes in bow and Don Conroy show off new "submarine" in which scuba divers can stay for an hour, twice as long as a swimming diver who is using up oxygen in tanks.

Digital Commonwealth — Boston Public Library

Davy Jones Divers-Arthurs Geddes in bow and Don Conroy show off new "submarine" in which scuba divers can stay for an hour, twice as long as a swimming diver who is using up oxygen in tanks.

[ca. January 1961]

RightsCC0 — Public Domain

CollectionDigital Commonwealth — Boston Public Library

[Information from item housing] Diving: Devices

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