The boom years 1844-1850
Post-boom years 1851-1861
Civil War years 1861-1865
Postwar years 1865-1880
Expansion Period 1880-1900
Twentieth Century 1900-1967




Please note the gentleman standing on the left of the stairs;  this is the Copper Country photographer A.F. Isler in his older years.  Below is an earlier image.