Technology Science Aberration &c. Alexander Hogg  c.1788

Inventions: Winters New Invented Drill Machine, Winters new invented Hoe, New Invented Washing Machine

Antique Copper engraving engraved by Wilson Lowry (1762 - 1834) printed on hand made hemp and flax laid paper.

Published "According to an Act of Parliament" by Alexander Hogg, at the Kings Arms No 16 Paternoster Row, London circa 1788

Condition = Very good. Platemark complete. discolouration top edge outside platemark.

Drill Machine and Hoe are both Farming implements, the Drill Machine is for sewing seed.  As the Drill Achine was originally for Turnips and Carrots, it is assumed the washing machine was invented to clean the harvested vegetables.

Figure 10: "Flag of the United States of America" with  thirteen stars

Optical Aberations: In an ideal optical system, all rays of light from a point in the object plane would converge to the same point in the image plane, forming a clear image. The influences which cause different rays to converge to different points are called aberrations.

Plate mark = 23.5 x 38 cm / 9.4 x 15.2 inch