Vintage Penis Pump Ad of the Week.

(click ad, via) Crank your Yank? "No man can afford to be indifferent to a demonstrated fact calculated for his own good." Man, there is some brilliant dancing around the groin copy here. And yes, it is a penis pump. You could even stop by their offices, "free of any charge," for a demonstration, I assume. Via Los Angeles, of course. Previously: Is this the skeeviest product ever?