Model of street-sweeping machine.

1850-1857

Model of Post Windmill.

1928-1930

Scale model of Su Song's Water-Balance Escapement

1965

Model of Stonehenge

1873

Working model of an electric passenger lift.

1924

Control box for model Waygood-Otis Passenger Electric Lift

Model of a Platform Scale

1700-1799

Model of the Woodbridge "Giant" steelyard weighing machine (scale 1 to 16)

Model of a weighbridge

1800-1825

Churchill tank, model.

1946-1947

Model of a Waygood-Otis Passenger Electric Lift

1924