Ulysses vocabulary

[It is] compact, and the pictures are large. It is not any larger than the cover of a sewing machine. The enlarged bromide prints, measuring four by six inches, are mounted in close consecutive order around the cylinder and extend out like the leaves of a book, as shown in the illustration. In the operation of the mutoscope the spectator has the performance entirely under his own control by turning a crank which is placed conveniently at hand, and may make the operation as quick or as slow as he desires, and can stop the machine at any particular picture at will. Each picture is momentarily held in front of the lens by the action of a slot attached to the roof of the box, which allows the pictures to slip by in much the same way as the thumb is used upon the leaves of a book.