Flying Machine from Edinburght in one Day, preform'd by Moggy Mackensie at the Thistle and Crown. The,

c. 1800

Astronomical Instruments. Circle. Plate II.

c. 1820

Elevation and plan of an improved Sugar Mill, by Edward Woollery Esq. of Jamaica

1794

Double Inclined Plane.

c. 1835

A Sure and Convenient Machine for Drawing Silhouettes.

c. 1795