URI(s)
Identifies LC/NAF RWO
Exact Matching Concepts from Other Schemes
Sources
- found: Sperry, E.A. Papers, 1876-1931(Independent Electric Company; inc. 1893 in Ill. by Elmer A. Sperry and Herbert E. Goodman; dev. chain-type electric mining machine; control sold to Link-Belt Co. ca. 1895-96; property acquired by Goodman Manufacturing Co. in 1900)
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 1995-02-27: new
- 1995-02-28: revised
Alternate Formats
