Perfect Pitch: The Millwrights’ Goal; an aid in the interpretation and dating of the working parts of watermills and windmills

£14.00

A5 21pp 16b/w illus

Rex Wailes Lecture no 4

A publication based on many years of study, measuring gears in watermills and windmills. It introduces a new approach to dating the primary machinery and helps to recognise when parts have been changed.

The book is deliberately non-technical and a knowledge of  physics or engineering is not required

31 in stock