Amsler-Laffon tensile testing machine. Said to be c. 1890 Amsler-Laffon tensile testing machine circa 1890
Tangyes Tensile Testing machine with 10 weights, c. 1880 Tangyes Tensile Testing machine with 10 weights 1880
10 weights for Tangyes Tensile Testing machine c. 1880 10 weights for Tangyes Tensile Testing machine 1880
Amsler self-indicating tensile testing machine with arrangements for compression, transverse and bending tests (type S2 BDA 57) Amsler self-indicating tensile testing machine with arrangements for compression