Iron Weight

1910-130

Mechanical-advantage demonstration with pulley block and weight.

1932

Mechanical-advantage demonstration with pulley block and weight.

1932

Crane Foundry Iron weight

1880-1920

Hexagonal 20kg Iron weight with ring handle and lead adjustment recess in the base

1871-1900

Five German flat square iron weights: 100, 50, 20, 10 & 5-grammes

1859

Two-Pound Weight

1930-1950

Iron Weight

1880-1900

Mechanical-advantage demonstration with windlass, pulley block and weight

1932

Iron Weights

1895-1905

Three German cylindrical iron weights: 25-Kilos, 10-Kilos and 1-Demi-Kilo, 1859

1859

Pile of weights on a hook from traction Apparatus

Selection of six hexagonal iron weights with loop handle (1 Kilogramme to 1/2 hectogramme)

circa 1851