Portland Cement Association
URI(s)
Variants
Identifies LC/NAF RWO
Identifies RWO
Exact Matching Concepts from Other Schemes
Closely Matching Concepts from Other Schemes
Earlier Established Forms
Sources
found: LC manual cat.(Portland Cement Association; org. 12/9/02 as Association of Portland Cement Manufacturers; name changed 12/13/04 to Association of American Portland Cement Manufacturers; reorg. 1/16 as Portland Cement Association)
notfound: Association of American Portland Cement Manufacturers. Concrete highways, c1912: t.p. (Association of American Portland Cement Manufacturers)
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
1979-06-19: new
2013-01-02: revised
Alternate Formats