They supervised and run over high-powered machines, ripsaws and all like
that, checked them over. The colored didn't run them high-powered
machines, but they tailed running them. Tailed machines for the white.
They got so when they got promoted up, why, they could run a ripsaw, too. Just switch the switch. If you learned, you made
it, and if you didn't, you didn't. You were in that.