The Shoe-Fitting Flouoroscope

Nowadays many of you probably order your shoes online, or you take the kids into Walmart or the shoe store and have them try on shoes while you check them for size with your fingers.  Did you know that at one time you had another, "scientific" way to fit shoes?  It was the shoe-fitting flouroscope, which not only let you see the insides of the shoe to make sure little Johnny's feet fit, but gave him, you, and the shoe salesman, a dose of x-ray radiation.  High tech, indeed.  Today we tell the Untold His