Göttingen Collection of Mathematical Models and Instruments

	(47) The four types of space curves of 3. order		(48) The four types of space curves of 3. order
	(49) The four types of space curves of 3. order		(50) The four types of space curves of 3. order
	(51) Horopter curve (cubic ellipse)		(52) Tangent surface of the cubic ellipse
	(53) The four types of space curves of 3. order on gypsum cylinders of 2. order.		(54) The four types of space curves of 3. order on gypsum cylinders of 2. order.
	(55) The four types of space curves of 3. order on gypsum cylinders of 2. order.		(56) The four types of space curves of 3. order on gypsum cylinders of 2. order.
	(58) Cubis ellipse		(59) Space curve of 4. order
	(76) Curve of 4. order as slice		(430) Tangent surface of the space curve of 4. order