Content Description From the Collection: This collection contains correspondence addressed to Kelso from M.L. Fernald (1873–1950), George A. Hardy (?), H.D. Harrington (1903–1981), A.S. Hitchcock (1865–1935), W.L. Jensen (?), Theodor Just (1904–1960), Paul E. Klopsteg (1889–1991), G.H.M. Lawrence (1910–1978), Bertil Lindquist (1904–1963), Otto C. McCreary (1879–1944), Robert P. McIntosh (1920–2017), J. Paul Miller (?), Wilfred H. Osgood (1875–1947), M. Walter Pesman (1887–1962), Reed C. Rollins (1911–1998), Ruth D. Sanderson (?),...