Names
- Michigan. State Highway Dept.1
- Millard, Frank G. (Frank Gurnee), 1897-1976.1
- Mills, Wilson W., 1888-1
- Miriani, Louis C.1
- Moley, Raymond L., 1886-1
- Moley, Raymond, 1886-1975.1
- Morton, Thruston B. (Thruston Ballard), 1907-1982.1
- Mott, Charles Stewart, 1875-1973.1
- Mundt, Karl E. (Karl Earl), 1900-1974.1
- Murfin, James Orin, 1875-1940.1
- Murphy, George, 1897-1961.1
- Newberry, Truman Handy, 1864-1945.1
- Nisbet, Stephen S., 1895-1
- North, Walter Harper, 1871-1952.1
- O'Brien, Patrick H. (Patrick Henry), 1868-1959.1
- O'Brien, Patrick Henry, 1868-1
- O'Hara, John J., 1885-1
- Olds, Ransom Eli, 1864-1950.1
- Osborn, Chase S. (Chase Salmon), b. 18601
- Osborn, Chase S. (Chase Salmon), b. 1860.1