MELOX DOG BISCUITS - Remarkable Dexterity Puzzle c1920

Dogs WW1 Biscuits

The eye-piece of a World War 1 gas mask used to make a puzzle.


The Puzzle objective is simple enough - Sort the black balls and white balls to opposite sides of the central barrier.

What is truly remarkable is the way it is made from recycled parts.

"Swords to Plough shares"
But in this rare example it is a case of
"Gas Mask to Puzzles".

How about inventing a way to make
Land mines into Puzzles?

Melox Marvels Dog Food
Gas Mask Eye-piece
Here you can see the threads used to screw the eyepiece into the mask.