Browse Items (3 total) Browse All Browse by Tag Search Items Browse Map Tags: copper Sort by: Title Creator Date Added Letter to John Livingston from George Ehninger 18 July 1846 Letter to John Livingston from Richard Kernick 13 September 1847 N. McGiffin, Trap Rock River Mining Company, to John R. Livingston, Sault Ste. Marie. 29 June 1846 Output Formats atom, dcmes-xml, json, omeka-xml, rss2