Somehow we take it for granted that money was always made of a special paper or a certain type of metal, but it wasn't always so.

For one thing simple paper isn't safe from forgery, and in the long run gold and silver are too expensive.

Paper

Cardboard

Glass and Porcelain

 

However in times of crisis raw materials weren't always available and whatever was available had to be used. How about money made from khaki shirts, shoe soles or glass?

 

Metals

Leather and Textiles