URI(s)
- http://id.loc.gov/authorities/subjects/sh85042221
- http://id.loc.gov/authorities/sh85042221#concept
Broader Terms
Narrower Terms
Closely Matching Concepts from Other Schemes
Broader Concepts from Other Schemes
LC Classification
- RC270.3.E43
- RB43.5
- QD906.7.E37
- QR68.5.E45
- QR387.5
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 1986-02-11: new
- 2009-08-27: revised
Alternate Formats
