Two years ago, my elder son decided to take on clearing out my late brother’s house.  My brother was a hoarder. We found many artifacts from the not too distant American past. 

Does anyone remember seeing this on a can at the grocery store?  It brings back the whole shopping experience before the advent of the barcode reader. The clerk would key-in the prices manually into  

the cash register. It would makes this noise from all the little gears and wheels turning.  It was a different time.