Series III

Number

Title

Date of Design

Dimension (cm)

Material

S3.2

Three-axial ellipsoid with lines of curvature

1878

10x6

Gympus

S3.9

Hyperboloid of two sheets with lines of curvature

1878

23x13

Gypsum

S3.12

Elliptic paraboloid with lines of curvature

1878 12x20 Gypsum

S3.14

Hyperbolic paraboloid with hyperbolas as plane sections 1878 15x13 Gypsum