Figure I.

It is truly a fine thing, and well worth the effort, that one should diligently observe and contemplate for oneself in how many ways and means the screw, in various types and manners of all kinds of machines and equipment, possesses glorious and excellent powers and effects, and is capable of being put into practice. It is indeed rightly to be wondered at that one can thereby lift great weights upwards, or, conversely, press something downwards with great force. As is clearly to be seen in press-works, and likewise in the present equipment, which serves to make linen and all other woven material lustrous, and to remove wrinkles or creases from them. The perfection of these presses consists entirely of the