1902 UM football team, in "tackle back" formation

Front Row L-R: Everett Sweeley, Charles Carter, George "Dad" Gregory, Dan McGugin, William Cole, Curtis Redden

Backfield, L-R: Harrison "Boss" Weeks, Albert Herrnstein, Paul Jones, Joe Maddock, Willie Heston

Block M formation in stands?, UM Football, 1908 Pennsylvania game at Ferry Field

(Original loaned to library for scanning)