2016.051.1520
Accession number: 2016.051.1520
Date:
Mining Safety. Congratulations on ** days without lost time. Hanna Mining Company. Butler Taconite
View Full Size ImageAccession number: 2016.051.1520
Date:
Mining Safety. Congratulations on ** days without lost time. Hanna Mining Company. Butler Taconite
View Full Size Image