TY  - BOOK
AU  - Smith,Duane A.
TI  - Song of the Hammer and Drill: the Colorado San Juans, 1860-1914 
SN  - 0918062497 :
AV  - TN25.S26 S64 1982
U1  - 338.2/09788/38 19
CY  - Golden, Colo.
PB  - Colorado School of Mines Press
KW  - Mines and mineral resources
KW  - History
KW  - San Juan Mountains Region (Colo  and N M )
KW  - Miners
N1  - new book 2022 summer; Includes bibliographical references and index
ER  -