It is annoying for physicians to have to try on two or three pairs of pajama trousers before they can find a pair that has come from the laundry with both ends of the drawstring exposed, so that the trousers may be drawn snugly around the hips.
As a general practice, knots are tied in the ends of the string and this eliminates the difficulty for a while, but after the trousers have passed through the rollers of a laundry two or three times, these knots become flattened and creep into the hem, and thus the same difficulty presents itself again.
I have found that by cutting a small washer out of a piece of flat flexible rubber (or these may be bought at any plumber's shop for 5 cents a dozen) and by pulling the string through a small hole made in the center of the washer, the ends of