In this drawing of a printing machine patented by “Messrs. Applegath and Cowper,” two men work at the press while one man operates a fly-wheel pulley system. The figure at the back of the machine piles sheets of paper while

This political caricature depicts Queen Caroline as a puppet of her lover Bartolomeo Pergami (aka Bergami). Dorothy George describes the print as follows:

In his A Dictionary of Arts, Manufactures, and Mines, Andrew Ure provides a lengthy explanation for the mechanical workings displayed in this simple line-drawing. He begins by describing its basic movements:

This line engraving depicts Cox’s Perpetual Clock, item number 47 in the Cox’s Lottery catalogue and one of Cox’s “star exhibit[s]” (Greater London Council 62). Much of the description of Cox’s Perpetual Clock in John Joseph Merlin: The Ingenious Mechanick applies to the engraving as well, which remains mostly faithful to its source (61-2).

The subject, Chepstow Castle, dominates most of the print, sitting across the water from the viewer. It is in a state of ruin: ivy climbs up the towers, and the tops of the rightmost towers are either severely damaged or missing. The sun appears above the castle, gleaming in a wide rift between the clouds.