Gerhardt, F.
- Miscellaneous documents related to unfunded proposals, 1990-1993. 1990-1993
- Petersham Soil Samples, Coarse Mineral. 1992-1993
- Petersham Soil Samples, Coarse Organic. 1992-1993
- Petersham Soil Samples, Fine Mineral. 1992-1993
- Petersham Soil Samples, Fine Organic. 1992-1993
- Physiographic and historical influences on forest composition in central New England, U.S.A. M.F.S. Thesis. AND 2001 ms correspondence. 1993
- Terrestrial Vertebrates at the Harvard Forest, 1991-1993. 1991-1993
- Vegetation Surveys of Forest Inventory Plots: Communities of Concern in Central Massachusetts. Proposal to MNHESP (not funded). 1993