Royal Development Company (Trinity Mine) Records
Company History
Scope & Content Note
Notes on Arrangement
Administrative Information
Self-dumping skip for vertical mine shaft, undated. Drawing 5/19 from the Royal Development Company (Trinity Mine) Collection, CPNWS.

Processed by Terence Badger for the Center for Pacific Northwest Studies, 1997. The collection was re-engineered by Amber Raney,  January 2004.