Trapper Boy, "Son." Opens and closes door that controls ventilation. He is underground from 7 A.M. to 5:30 P.M. (Much of the work of mining, loading and carrying is dome [i.e. done] by machinery.) Boy has been trapping for several years. Asked if these boys did this one thing all the time, the boss said, "Oh, they change around from one door ro [i.e. or] another." Location: West Virginia.