Zon, Raphael
- History of Harvard Forest - notes and correspondence. 1934
- R.T. Fisher Correspondence: Baldwin, H.I.. 1934
- R.T. Fisher Correspondence: Gast, P.R.. 1922-1934
- R.T. Fisher Correspondence: National Research Council. 1928-1934
- R.T. Fisher Correspondence: Romell, L.G.. 1931-1932
- R.T. Fisher Correspondence: Zon, R.. 1910-1934
- R.T. Fisher memorial correspondence and obituaries. 1934
- Ward Shepard Correspondence: Brinser, Ayers. 1937-1938
- Ward Shepard Correspondence: Hollander, S.. 1937