Series VII

Number

Title

Date of Design

Dimension (cm)

Material

S7.1

Clebsch's diagonal surface

1881

15 x 24

Gypsum

S7.2

Cayley´s cubic with 4 real A1 double points.

1881

13 x 15

Gypsum

S7.4

Cayley´s cubic with 4 real A1 double points: differen affine form

188113 x 15Gypsum

S7.6

Cayley´s cubic with 4 real A1 double points: different affine form188113 x 15Gypsum

S7.7

Cubic with three real A1 double points.188111 x 15Gypsum

S7.8

Cubic with three real A1 double points considered from inside: for formation of D4 double point.

188111 x 15Gypsum

S7.9

Cubic with three real A2 double points.188111 x 15Gypsum

S7.10

Cubic with an A2 double point.188110 x 15Gypsum

S7.11

Cubic with an A2 double point: other real form of the singularity

188112 x 15Gypsum

S7.12

Cubic with one A3 double point and two A1 double points.

188113 x 15Gypsum

S7.13

Cubic with an A3 double point.188113 x 16Gypsum

S7.14

Cubic with an A1 double point and an A4 double point.188113 x 15Gypsum

S7.15

Cubic with an A1 double point and an A5 double point.188112 x 15Gypsum

S7.17

Cubic with a D4 double point.188112 x 15Gypsum

S7.18

Cubic with a D5 double point.188112 x 15Gypsum

S7.19

Cubic with a D6 double point.188112 x 15Gypsum

S7.21

Cubic ruled surface.188113 x 15Gypsum

S7.22

Cubic ruled surface of Cayley.188113 x 15Gypsum

S7.23

Cubic ruled surface of Cayley.

188113 x 15Gypsum

S7.24a

Quartic Hessian surface for Cayley's cubic surface.

188121 x 25Gypsum

S7.24b

Cubic star-shaped part of the preceding for a pentaeder.

188113 x 16Gypsum

S7.25

Quartic Hessian surface for cubic surface with three A1 double points.

188121 x 25Gypsum