4 images. Scripps Institute cruise, 22 March 1952. Doctor Roger Revelle (Scripps Institute of Oceanography Director, La Jolla); Doctor Carl Hubbs (Scripps Marine Biologist); Rare fish.; Caption slip reads: "Date: 1952-03-22. Reporter: White. Assignment: Scripps Institution Cruise. Dr. Roger Revelle, Scripps Institution of Oceanography director, La Jolla, lectures guests aboard research vessel 'Horizon' on deep sea laboratory cruise off San Diego. Dr. Carl Hubbs, Scripps marine biologist, exhibits first adult specimen of rare almost transparent fish 'Dolichopteryx' brought up in N Pacific (There are 2 shots, one shows Hubbs' finger pointing to the 'rare' fish in basin with other specimens.) Note: Fish is so 'glass-like' can hardly be seen, except for black dots along spine)".