“Science too has gone crackers.
And X-rays help in this factory where half a million boxes pass through a machine which shows at a glance whether the crackers are filled or not.
It’s the first such installation in the country.
A foot pedal operates the rays.
And there they are, anchors, for young Johnny, an old boot for daddy, stars and bells to delight Rosie, and a horseshoe brooch to bring mummy luck – all show clearly on the screen.
The boxes known to be full are given a secret mark which you will find next Christmas if you look carefully.”