George, L.
- 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
- Trees in Tom Swamp I Overstory Deadening Plot BC, 1998. 1997-1998
- The understory as an ecological filter: its influence on the abundance, composition, and size structure of the seedling bank in New England deciduous forests. 1994