Worcester County (MA)
- 1938 Hurricane - Photographs. 1938
- Aerial Photographs Worcester County 1938. 1938
- Aerial Photographs Worcester County 1938. 1938
- Consulting Forestry files, sorted by state/town/landowner. 1908-1950
- Excerpts from Whitney's History of Worcester County. 1973
- Forest Harvesting and Deforestation Relationships over Two Decades in Massachusetts. 2005
- Forest Type Zones in Worcester County.
- Generalized Surficial Geology, Ware-Quaboag-Quinebaug-French River, Massachusetts. 1962
- Hemlock Forests, Stream Biodiversity, and the Implications of HWA. 2004-2006
- The History of the County of Worcester, in the Commonwealth of Massachusetts. 1793
- HWA proposal to Massachusetts Environmental Trust. 2004
- Map of Worcester County, Mass.. 1904
- New topographical atlas of the county of Worcester, Massachusetts. 1898
- Quabog River Watershed maps. 1961
- Road map of Worcester County Massachusetts. 1937
- Soil Map Atlas of Northwest Worcester County (advanced copy). 1988
- Soil Map Atlas of Southern Worcester County (advanced copy). 1988
- Soil map of Worcester County, MA. 1922-1927
- USGS Surficial Geology of the Clinton Quadrangle. 1966
- USGS Surficial Geology of the Framingham Quadrangle. 1974
- USGS Surficial Geology of the Shrewsbury Quadrangle. 1969
- USGS Surficial Geology of the Worcester North and part of Paxton Quadrangles. 1980
- White pine blister rust maps showing forest types, fences and stone walls for Worcester County. 1934-1940
- Worcester County and Petersham soil and land-use maps.
- Worcester County Land Use Planning Project: Blister Rust files. 1938
- Worcester County Land Use Planning Project: General Procedures, Definitions, Assorted background info. 1938-1953
- Worcester County Land Use Planning Project: Town Information. 1938
- Worcester County, Massachusetts. 1857