Shark attack, 1962-06-04 (Provoked)
Location: 12' tank at Steinhart Aquarium, San Francisco, California, USA
Time: 13h30
Activity: Scuba diving, attempting to catch a captive shark
Victim: Norval J. "Tom" Green (M, age 55)
Injury: Right forearm bitten PROVOKED INCIDENT
Fatal: N
Species:  Sevengill  shark, 1.2 m [4'] 
Source: San Francisco Chronicle, 6/5/1962; H.D. Baldridge, p.183