URI(s)
Identifies LC/NAF RWO
Exact Matching Concepts from Other Schemes
Sources
- found: His Asphalt emulsions for highway construction, 1980:t.p. (Gary L. Hoffman, P.E., materials evaluation engineer, Pennsylvania Dept. of Transp., Materials and Testing Div., Materials Evaluations Group)
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 1982-09-28: new
- 1984-03-22: revised
Alternate Formats