Model for Descriptive Geometry by A. Jullien - Rotation of a Point about an Axis in the Horizontal Plane

Description
Point (m, m’) is rotated about line ab. Point n on the horizontal plane is the foot of the perpendicular from the point to line ab. Point M1 is the result of rotation of the point about line nm; M2 is the result of rotation about line ab.
For more details, see COLL.1986.0885 and 1986.0885.01.01.
Location
Currently not on view
date made
ca 1880
maker
Jullien, A.
place made
France: Île-de-France, Paris
Physical Description
paper (overall material)
metal (overall material)
Measurements
overall: 6.5 cm x 7.5 cm x 6.5 cm; 2 9/16 in x 2 15/16 in x 2 9/16 in
ID Number
1986.0885.01.11
catalog number
1986.0885.01.11
accession number
1986.0885
subject
descriptive geometry
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Jullien Geometric Models
Data Source
National Museum of American History, Kenneth E. Behring Center

Comments

Add a comment about this object