Plaster model of a spherical lens

1876

Plaster model to illustrate the torsion of a prism

1876

Plaster model of vibrating string

1876

Plaster model to illustrate the flexure of a cylinder

1876

Plaster model to illustrate the torsion of a prism

1876

Mathematical model

1876

Plaster model of a spherical lens

1876

Plaster model of a spherical lens

1876

Plaster model of a spherical lens

1876

Plaster model of a surface generated by a semi-circle, 1876.

1876

Model of an ovoid

1876

Plaster model of a spherical lens in 4 parts

1876