Douglas County Past: Boy survives Billings Park cave-in; heating turpentine on stove causes flash fire
From the Sept. 25, 1967 Telegram: "A Superior boy who was trapped and buried alive under sand from a cave-in was released Monday from Superior Memorial Hospital, less than 24 hours after the incident in which rescuers dug the boy out by using their hands."
Source: superiortelegram.com