Shark attack, 1956-08-15 (Unprovoked)
Location: Pismo Beach, San Luis Obispo County, California, USA
Time: 16h30
Activity: Swimming near pier
Victim: Douglas Clarke (M, age 10)
Injury: Lacerated thigh, hand & shoulder
Fatal: N
Species: White shark, 2.7 m [9'] 
Source: D. Miller & R. Collier, V.M. Coppleson (1958), p.255; R. Collier, p. 15