Late Nineteenth Century Stationary Steam Engine Model scientific RH Errington is engraved

RH Errington is engraved

Details ISBN 978-0-948382-15-4 235 x 155 mm x + 149 pp 137 illus

scientific principles and practical uses of barometers

the author traces the development of the English domestic barometer from the earliest mercury stick instruments

by proper setting of its moveable parts in conjunction with mathematical formulas and tables

Late Nineteenth Century Stationary Steam Engine Model scientific RH Errington is engravedFor sale, a late Nineteenth Century Stationary Steam Engine Model. This fabulous scratch built example is presented on its original painted wooden base with cup handles to either end and built upon a heavy steel plate. The engine is comprised of a single cylinder driving a ten inch cast iron flywheel with a Watt regulator. The flywheel in turn drives a water feed pump with an adjustable eccentric which assits in regulating and pumping water through a