Mimeograph Edison 4 (1920)
This one is the Edison Mimeograph model 4, a copying device in wood case, designed and patented by Thomas Alva Edison, manufactured by A.B. Dick & Co., Chicago, Illinois, from around 1920.
Inside there is also some accessory.
In that days, when didn't existed the toner copying machines, if you wanted to made some copies you had to use a mimeograph machine like this. It's not bad, it's easy to use, it's portable and don't use electricity.
The A.B Dick company was founded by Albert Blake Dick. In 1876, Thomas Edison had already patented a duplicating press with an electric pen for cutting stencils. A. B. Dick Company bought the rights to use some patents from Edison in the 1880s. Then Albert Blake Dick merged his efforts with Edison’s, and in 1887 the A. B. Dick Company produced its first duplicator. A. B. Dick named the machine the Edison Mimeograph and it was an immediate success.
In this video there is the procedure on its use, and some additional information.

