Names
- Karpinski, Louis Charles.1878-1956.1
- Keller, Kaufman Thuma, 1885-1966.1
- Kellogg, Remington, 1892-1
- Kellogg, Remington, 1893-1
- Keniston, Hayward, 1883-1
- Klopsteg, Paul E. (Paul Ernest), 1889-1
- Kraus, Edward Henry, 1875-1
- Kraus, Edward Henry, 1875-1973.1
- Lamont, Robert Patterson, 1867-1948.1
- Lamont-Hussey Observatory (University of Michigan)1
- Learer, F. H.1
- Malesky, George.1
- Maxwell, Allen Douglas.1
- McClure, Roy Donaldson, 1882-1951.1
- McDowell, C. S.1
- McGregor, Tracy William, 1869-1936.1
- McLaughlin, Dean B. (Dean Benjamin), 1901-1965.1
- McMath, Francis Charles, 1867-1938.1
- McMath, Robert R. (Robert Raynolds), 1891-19621
- Menzel, Donald H. (Donald Howard), 1901-1976.1