URI(s)
Variants
- Powers & Weightman
Identifies LC/NAF RWO
Exact Matching Concepts from Other Schemes
Closely Matching Concepts from Other Schemes
Sources
- found: Catalogue, 1893:t.p. (Powers and Weightman; manufacturing chemists; Philadelphia; founded 1818) p. 3 (Powers & Weightman)
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 2001-11-09: new
Alternate Formats