 Despite what they told Johnson, what can be determined as Harvey and Joe's true occupation?
When Harvey staggered pontifically into the battered metalloy saloon—the only one on Planetoid 42—his tall, gangling partner was already stumbling out, mouthing something incoherent. "On account of the quantity, I'm able to quote a bargain price. The planetoid man worked the pump while the mayor intently watched the crude level-gauge, crying "Stop!" when it registered the proper amount. Then Johnson rubbed his thumb on his index finger and wetted his lips expectantly. "Now do you see, my hot-tempered colleague?" said Harvey as he and Joe picked up buckets that hung on the tank. "Just the same," Joe griped, "paying for water isn't something you can get used to in ten minutes."
 Con artists
 Sales men  space-side mechanics  Traveling gamblers  Con artists