How vast mega-stores emerged with the help of a design originally drawn in the sand, the barcode was designed to make it easier for retailers to automate the recording of sales. Show more
Discover 11,128,835 listings and 277,917 playable programmes from the BBC
How vast mega-stores emerged with the help of a design originally drawn in the sand, the barcode was designed to make it easier for retailers to automate the recording of sales. Show more
The BBC's international radio station
