URI(s)
Identifies LC/NAF RWO
Identifies RWO
Exact Matching Concepts from Other Schemes
Closely Matching Concepts from Other Schemes
Sources
- found: Effectiveness of water treatment processes as measured by coliform reduction, 1962:t.p. (Graham Walton)
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 1991-12-30: new
- 2012-12-06: revised
Alternate Formats