Series VI

Number

Title

Date of Design

Dimension (cm)

Material

S6.6

Cubic space curve on quadratic cylinder (?)

1880

10,5 x 6,5

Gypsum

S6.6a

Cubic space curve on quadratic cylinder (?)

1880

10,5 x 6,5

S6.6b

Cubic space curve on quadratic cylinder: cubic hyperbola

S6.6c