Model of bell crank lever used in pumping machinery

Model of bell crank lever used in pumping machinery in wood with iron components.

Details

Category:
Kinematics
Object Number:
1898-72
Materials:
wood and iron
Measurements:
overall (estimate): 1.378 x 16.9291 x 12.9921 in.; 35 x 430 x 330 mm
type:
model - bell crank lever
credit:
Museum of Geology, Jermyn Street