University of Arizona

Certain collections will be inaccessible until mid-July as we improve our shelving. Contact us to plan a research visit.

Page from Black Powder Keg Ledger Book, the Harshaw Mining Company, 1881-1882

Page from Black Powder Keg Ledger Book, the Harshaw Mining Company, 1881-1882

Page from Black Powder Keg Ledger Book, the Harshaw Mining Company, 1881-1882.