Lawrence College Geology Department on a field trip, led by professor William Read, to Michigan's Upper Peninsula Copper Country, May 11, 1947 Iroquois Mine, near Houghton MI. Left to Right: "Doc" Read, Paul Montjoy, Don Williams, Mine Supt., Mine Eng. Bob Rohroff, Bob Isenach, Charlie Devendorf, Bill Sandeen, (?) Lee, Unidentified, (?), Shaller.