Object Details
- Baker, Richard P.
- Description
- This is a model of lines of curvature on an ellipsoid. The rectangular wooden base supports a plaster half-ellipsoid with grid of ellipses drawn on it. A tag on the model reads: No. 90 (/) LINES OF CURVATURE ON (/) ELLIPSOID.
- References:
- R. P. Baker, A List of Mathematical Models, [1905], p. 16. A copy of this document is in the Baker Papers at the University of Iowa Archives.
- R. P. Baker, Mathematical Models, Iowa City, Iowa, 1931, p. 12.
- Location
- Currently not on view
- Credit Line
- Gift of Frances E. Baker
- ca 1900-1935
- ID Number
- MA.211257.013
- accession number
- 211257
- catalog number
- 211257.013
- Object Name
- geometric model
- Physical Description
- plaster (overall material)
- wood (overall material)
- black (overall color)
- white (overall color)
- plaster cast. screwed to base. (overall production method/technique)
- Measurements
- average spatial: 7.2 cm x 17.8 cm x 22.6 cm; 2 27/32 in x 7 in x 8 29/32 in
- place made
- United States
- See more items in
- Medicine and Science: Mathematics
- Science & Mathematics
- National Museum of American History
- Subject
- Mathematics
- Record ID
- nmah_1079841
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746ac-73dc-704b-e053-15f76fa0b4fa
