Shark attack, 1950-10-28 (Unprovoked)
Location: Imperial Beach, San Diego County, California, USA
Time: 12h00
Activity: Body surfing / treading water
Victim: Robert B. Campbell (M, age 31)
Injury: Right leg lacerated
Fatal: N
Species: White shark
Source: R. Collier, p 6-8, R. B. Campbell;  New York Times, 10/10/1960; Coppleson (1958), p.254; D. Miller & R. Collier