Box 290
Contains 40 Results:
Engineering Book No. 7: Detail, Feb-May 1913
This subseries includes underground surveys, hosting records, stoping records, building plans, maps, and drawings relating to the Baltic Mine.
Engineering Book No. 8: Location of Faults, Mar 1913
This subseries includes underground surveys, hosting records, stoping records, building plans, maps, and drawings relating to the Baltic Mine.
Engineering Book No. 9: Construction Work, undated
This subseries includes underground surveys, hosting records, stoping records, building plans, maps, and drawings relating to the Baltic Mine.
Engineering Book No. 10: Continuous Surveys for Raises, Apr 1913-Apr 1914
This subseries includes underground surveys, hosting records, stoping records, building plans, maps, and drawings relating to the Baltic Mine.
Engineering Book No. 11: Detail, May 1913-Jun 1914
This subseries includes underground surveys, hosting records, stoping records, building plans, maps, and drawings relating to the Baltic Mine.
Engineering Book No. 12: Continuous Surveys for Raises, Apr 1914-Feb 1915
This subseries includes underground surveys, hosting records, stoping records, building plans, maps, and drawings relating to the Baltic Mine.
Engineering Book No. 13: Detail, Jul 1914-Apr 1915
This subseries includes underground surveys, hosting records, stoping records, building plans, maps, and drawings relating to the Baltic Mine.
Engineering Book No. 14: Surveys for Raises, Feb-Jul 1915
This subseries includes underground surveys, hosting records, stoping records, building plans, maps, and drawings relating to the Baltic Mine.
Engineering Book No. 15: Detail, May-Dec 1915
This subseries includes underground surveys, hosting records, stoping records, building plans, maps, and drawings relating to the Baltic Mine.
Engineering Book No. 16: Surveys for Raises, Sep 1915-Jul 1916
This subseries includes underground surveys, hosting records, stoping records, building plans, maps, and drawings relating to the Baltic Mine.