Sylvester, coal mining jacking device
circa 1940
Ferranti connecting jacks
Wooden jack for use with wagons
Duff ball bearing Jack
4-ton Skyhi single ram jack no.319, sectioned
Smiths screw jack for motor vehicles
Sylvester, coal mining jacking device. C.1940
circa 1940
Cart jack
Tangye no.2 motor car jack c. 1910-25
1910-1925
Jack for the "Jackall" four-wheel jacking system
1933
Dump Door Jack
Rack and pinion jack of wood and iron.
Jack by Hispano - Suiza
Sylvester part. C.1950
Lancashire and Yorkshire Railway bell jack
Ratchet jack
Traversing lift jack
1839