This collection includes one photograph book with eleven photographs depicting life around Idaho, including the landscape, mining, and logging, with captions in pencil.

Eleven typed transcripts and 2 vols. of exhibits for cases resulting from claims disputes involving Bunker Hill, Empire State-Idaho Mining and Developing Co., and Last Chance Mining Company.

This collection contains one scrapbook containing newspaper clippings pertaining to mining news, arranged by county in Idaho.

This collection contains patent and incorporation information related to the Magic Copper Mining Company, including information about shareholders and a state certificate.

Personal and business records from Adolph "Duffie" Miller and his wife, Effie. Materials relate to gold mines outside of Dixie, Idaho.

Trask’s collection includes his field notes, survey results and conclusions. It also includes correspondence between him and commissioners of the state of Idaho.

This collection includes two documents relating to the shareholder information, including amount given and addresses, and one document relating to the restructuring of the Wolverine Mining Company as they are consolidated with the Yreka Mining Company.