The famous spirit duplicator: a good school memory, finally! The smell which makes your head spin, turn the crank to help the mistress, and a distributed sheet still a little wet. Spirit duplication is a process of reproduction of documents by ink transfer via an alcohol-based solution. The press allowing the spirit duplication is called spirit duplicator. Very rare vintage item... Product in excellent condition Dimensions open: 29 x 45 x 19 without handle 42 x 45 x 19 with handle Dimensions closed 29 x 32 x 19 without handle 42 x 32 x 19 with handle