Surfaces developable on rotational paraboloid
Model 193
Description
Surfaces developable on rotational paraboloid. Gypsum.
Showcase of this model is Case number 39
References
Schilling, Martin(Hrg.): Catalog mathematischer Modelle, Leipzig(Verlag von Martin Schilling) 1911, 7.Auflage, No.237. p. 145.
Separataband M4 im Mathematischen Institut p. 113.