# Categories

- A
- Algebraic Curves and Surfaces
- B
- Combinatorical Geometry
- C
- Topology
- D
- Kinematics and Mechanics
- I
- General Kinematics
- II
- Gears
- III
- Gyroscopes
- Two single-leaf rotary hyperboloids
- 16 stereo's of algebraic spherical curves
- Model from Joukovsky to the Hess' case of precession
- Symmetric gyro with handhold
- Three models to the gyro theory of Hermann Grassmann
- Three models to the gyro theory of Hermann Grassmann
- Three models to the gyro theory of Hermann Grassmann
- Symmetric gyros in gimbal
- Schuler gyro with exchangeable apexes, sockets, screws and weights
- Two fluid gyros with elevator mechanism
- Two steel eggs
- Two steel eggs
- A glass plate to let gyros dance on
- A glass plate to let gyros dance on
- Flyer horizon from Anschütz und Co
- Stand for gyro experiments
- Brass block with needle, for gyro experiments
- Some clock wheels for gyro experiments
- Gyro model for the unwinding of the gyro axis
- Stability of a wheel via implemented gyro
- Asymmetric gyros for the demonstration of the stability zones
- Symmetric gyros for the demonstration of the stability zones
- Gimbally-mounted, symmetric, force-free gyro with gimbals
- Epicycloidic model for pol and pericycloidic herpolhody cone
- Epicycloidic model for pol- and pericycloidic herpolhody cone
- Model for the demonstration of the main axis of inertia of a field
- Large model of a pegtop with elevator mechanism
- A gyro for technical use, manufactured by Anschütz u. Co.
- Model of the gyro compass with globe built-in elevator mechanism
- Model of the ship gyro
- Slide: To the gyro theory
- Slide: Gimbal

- IV
- Mechanics
- V
- Graphical statics; framework; force diagrams
- XX
- Others

- E
- Differential Geometry
- F
- Algebra
- G
- Analysis, Probability Theory
- H
- Theory of Functions of Complex Variables
- J
- Differential Equations, Wave Theory
- K
- Geometrical Optics
- L
- Instruments and Devices.
- M
- History of Mathematis and Astronomy
- Z
- Other