Shark attack, 1960-05-19 (Unprovoked)
Location: Aptos, Santa Cruz County, California, USA
Time: 13h00
Activity: Swimming 
Victim: Suzanne Marie Theriot (F, age 16)
Injury: Left leg bitten, surgically amputated below the knee
Fatal: N
Species: White shark, 4 m to 5 m [13' to 16.5'] 
Source: D. Miller & R. Collier; R. Collier, pp.31-32; V.M. Coppleson (1962), p.249; H.D. Baldridge, p.71