A few of them were able to use contragravity hand-lifters and hand-towed lifter-skids; several were even learning to operate things like bulldozers, at least to the extent of knowing which lever or button did what.
"Space Viking"
Henry Beam Piper
The Inquisition, not satisfied with burning heretics, judged and punished gangs of cattle-lifters.
"The Shadow of the Cathedral"
Vicente Blasco Ibañez
Let's have one of those lifters from the stove.
"Roy Blakeley's Camp on Wheels"
Percy Keese Fitzhugh