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Box 24

 Container

Contains 18 Results:

Data from Annual Reports (item 444), circa 1940s-1950s

 File — Box: 24, Folder: 8
Scope and Contents From the Sub-Series:

This subseries consists of Benedict's research files on copper milling and the Calumet and Hecla Mining Companies.

Dates: circa 1940s-1950s

Excerpts from Various Sources (item 440), circa 1940s-1950s

 File — Box: 24, Folder: 4
Scope and Contents From the Sub-Series:

This subseries consists of Benedict's research files on copper milling and the Calumet and Hecla Mining Companies.

Dates: circa 1940s-1950s

General (item 437), 1940s-1950s

 File — Box: 24, Folder: 1
Scope and Contents From the Sub-Series:

This subseries consists of Benedict's research files on copper milling and the Calumet and Hecla Mining Companies.

Dates: 1940s-1950s

Maps (item 447), undated

 File — Box: 24, Folder: 11
Scope and Contents From the Sub-Series:

This subseries consists of Benedict's research files on copper milling and the Calumet and Hecla Mining Companies.

Dates: undated

Notebook no. 1 (item 451), circa 1940s-1950s

 File — Box: 24, Folder: 15
Scope and Contents From the Sub-Series:

This subseries consists of Benedict's research files on copper milling and the Calumet and Hecla Mining Companies.

Dates: circa 1940s-1950s

Tables and Calculations (item 442), circa 1940s-1950s

 File — Box: 24, Folder: 6
Scope and Contents From the Sub-Series:

This subseries consists of Benedict's research files on copper milling and the Calumet and Hecla Mining Companies.

Dates: circa 1940s-1950s