URI(s)
Identifies LC/NAF RWO
Exact Matching Concepts from Other Schemes
Closely Matching Concepts from Other Schemes
Sources
- found: Development of improved scrubbers for coal mine applications, 1982:t.p. (Donaldson Company, Inc.) p. 1 (Minneapolis, MN)
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 1985-04-01: new
- 2008-07-06: revised
Alternate Formats