Set of 7 unassembled cardboard geometrical models in 4 separate packets

Made:
1876 in Tubingen

Set of 7 unassembled cardboard geometrical models in 4 separate packets, showing surfaces of the second order: (1) Ellipsoids having 22 sections, (2) Ellipsoids having 30 sections, (3) Hyperboloids of 2 sheets, (4) Hyperboloids of 1 sheet, (5) Paraboloids, (6) Hyperbolic Paraboloids, (7) Cones [NB stands marked 1876-842 hold paper models 1901-88 ]

Details

Category:
Mathematics
Object Number:
1876-482
Materials:
card
type:
surface models (card) and mathematical models
credit:
University of Tubingen

Parts

Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E429 & 429a-1877, 2 parts),Ellipsoids of 22 circular sections [Ellipsoid I ].

Unassembled cardboard geometrical models showing surfaces of the 2nd order

Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E429 & 429a-1877, 2 parts),Ellipsoids of 22 circular sections [Ellipsoid I ].

Measurements:
overall (assembled): 140 x 130 x 75 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt1
type:
surface model (card)
Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E426-1877), Ellipsoids of 30 circular sections [ellipsoid II ].

Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E426-1877)

Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E426-1877), Ellipsoids of 30 circular sections [ellipsoid II ].

Measurements:
overall (assembled): 125 x 185 x 80 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt2
type:
surface model (card)
Unassembled cardboard geometrical models showing surfaces of the 2nd order(marked E427 & 427a-1877, 2 parts), Hyperoloid of 2 sheets [Einschaliges Hyperbolid].

Unassembled cardboard geometrical models showing surfaces of the 2nd order

Unassembled cardboard geometrical models showing surfaces of the 2nd order(marked E427 & 427a-1877, 2 parts), Hyperoloid of 2 sheets [Einschaliges Hyperbolid].

Measurements:
overall (assembled): 140 x 145 x 100 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt3
type:
surface model (card)
Unassembled cardboard geometrical models showing surfaces of the second order (marked E428-1877), Hyperboloid of 2 sheets [Zweischaliges Hyperboloid].

Unassembled cardboard geometrical models showing surfaces of the second order (marked E428-1877)

Unassembled cardboard geometrical models showing surfaces of the second order (marked E428-1877), Hyperboloid of 2 sheets [Zweischaliges Hyperboloid].

Measurements:
overall (assembled): 100 x 170 x 75 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt4
type:
surface model (card)
Unassembled cardboard geometrical models showing surfaces of the 2nd order(marked E424-1877), Paraboloid.

Unassembled cardboard geometrical models showing surfaces of the 2nd order(marked E424-1877)

Unassembled cardboard geometrical models showing surfaces of the 2nd order(marked E424-1877), Paraboloid.

Measurements:
overall (assembled): 85 x 120 x 80 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt5
type:
surface model (card)
Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E425-1877), Hyperbolic Paraboloid [Hyperbolisches Paraboloid].

Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E425-1877)

Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E425-1877), Hyperbolic Paraboloid [Hyperbolisches Paraboloid].

Measurements:
overall (assembled): 75 x 130 x 70 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt6
type:
surface model (card)
Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E430-1877), Cones [Kegel].

Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E430-1877)

Unassembled cardboard geometrical models showing surfaces of the 2nd order (marked E430-1877), Cones [Kegel].

Measurements:
overall (assembled): 100 x 120 x 110 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt7
type:
surface model (card)
Packet from set of unassembled geometrical models

Packet from set of unassembled geometrical models

One of four cardboard packets for set of 7 unassembled cardboard geometrical models, showing surfaces of the second order: Ellipsoids of 30 circular sections [ellipsoid II ] & Hyperoloid of 2 sheets [Einschaliges Hyperbolid].

Measurements:
overall: 11 x 170 x 115 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt8
type:
case
Image ©
The Board of Trustees of the Science Museum
Packet from set of unassembled geometrical models

Packet from set of unassembled geometrical models

One of four cardboard packets for set of 7 unassembled cardboard geometrical models, showing surfaces of the second order: Ellipsoids of 22 circular sections [Ellipsoid I ] & Hyperboloid of 2 sheets [Zweischaliges Hyperboloid].

Measurements:
overall (assembled): 11 x 170 x 115 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt9
type:
case
Image ©
The Board of Trustees of the Science Museum
Packet from set of unassembled geometrical models

Packet from set of unassembled geometrical models

One of four cardboard packets for set of 7 unassembled cardboard geometrical models, showing surfaces of the second order: Hyperbolic Paraboloid [Hyperbolisches Paraboloid].

Measurements:
overall: 11 x 170 x 115 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt10
type:
case
Image ©
The Board of Trustees of the Science Museum
Packet from set of unassembled geometrical models

Packet from set of unassembled geometrical models

One of four cardboard packets for set of 7 unassembled cardboard geometrical models, showing surfaces of the second order: Paraboloid & Cones [Kegel].

Measurements:
overall: 11 x 170 x 115 mm
Materials:
complete and cardboard
Object Number:
1876-482 Pt11
type:
case
Image ©
The Board of Trustees of the Science Museum
Part from set of unassembled geometrical models

Part from set of unassembled geometrical models

Part from set of unassembled geometrical models

Materials:
card
Object Number:
1876-482 Pt12
type:
unassembled geometrical model
Image ©
The Board of Trustees of the Science Museum

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