24 images. Hearst Regatta, 27 July 1952.; Caption slip reads: "Photographer: Jensen. Assignment: Hearst Regatta. Note: 5x7 film. 100/102: 1st and 2nd boats 1st Heat C Service. 101: C Service spill 1st heat (Gates). 103: 1st Heat C Racing Runabouts. 104: 2nd Heat B Hydros 3 1st boats. 105: 2nd Heat C Service Hydros. 106: 2nd Heat C Service 1st two boats. 107: 2nd Heat C Service final 1st and 2nd boats. 108: 2nd Heat C racing runabouts. 109/110: 1st Heat 7 Hydros 1st and 2nd boats. 111: 1st Heat A Hydros. 1: 1st Heat C Service Runabouts. 2: 1st Heat C Racing Hydros. 3: Spill 1st Heat C Race Hydros. 4: Rescue spill 1st Heat C Race Hydros. 5/6: Rocky Stone C Race Hydros 'Over Easy'. 7: 1st heat F race runabouts. 8/9/10/11: C-54 over 1st Heat F race runabouts. 12: 2 dead boat 1st heat F race runabouts. 112: 2nd Heat A Hydros. 113: 1st Heat C Service runabouts. 1: 1st Heat C Service runabouts. 44: start 2nd Heat A Hydros".; Other caption slip reads: "Photographer: Monteverde. Assignment: Hearst Regatta. 1: 2nd heat C Service Runabouts. 2: Winner. Class C Racing hydros. 6: C 117 winner F Racing runabouts. 4: Class C Racing Runabouts. 5/6: 1st heat Class F Hydros #6 shows winner. 8: 2 heat A hydros. 9: C Servis [sic.] Runabouts 1st heat. 82: C Servis [sic.] start runabouts. 83: 1st heat and crowds. 85: start 1st heat class B Hydro. 1: 1st heat Class B Hydroplane. 44: Class C. Service Hydros. 43: start Class C. racing runabouts. 15: Class C. 16: Racing Runabouts. 3: winner and 2nd place of C Service Hydro Alan Berg 1st. 1/2: 1st heat of C Racing. 3/4: Hydros. 3: spill Rocky Stone R-80 -- 'over easy'. 6/7: 1st heat F racing. 8: Runabouts also C54 in water after spill on straight away".; Supplementary material reads: "4-page souvenir program -- 20th Annual Hearst Perpetual Trophy Regatta, Long Beach Marine Stadium, Long Beach, California, 1952-07-27".