Full Page Illustration of Mergus merganser; M. Cucullalus; M. Albellus; A. Antiqua; A. Grrata; A. Patachonica; A. Papua; A. Minor.

Full Page Illustration of Common Peacock; Pied Peacock; White Peacock; and Iris Peacock.

Monroe's 'Full Automatic' calculating machine, 1922.

'Annual Variations in the Apparent Movement of the Spots', c 1875.

Mount St. Helens, Thermal

Sun Fire Insurance Certificate, 1835.

Borehole seismometer component, 1980.

Egyptian shadow clock, 1925.

Egyptian shadow clock, 10th-8th century BC.

Egyptian shadow clock, 10th-8th century BC.

'Cell Structure', painting of an idealised animal cell, 1986.

Knighthood - Guephic Order: Rees' Cyclopaedia