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GIS Research Specialist
Current Projects
Historic Maps and Atlases
- United States Census of 1840: Map of mill density by county
- Dams located from historic maps of Baltimore County, Maryland
- Dams located from historic maps of Montgomery County, Maryland
- Dams located from historic atlases of Centre County, Pennsylvania
- Dams located from historic atlases of Chester County, Pennsylvania
- Dams located from historic atlases of Cumberland County, Pennsylvania
- Dams located from historic atlases of Huntingdon County, Pennsylvania
- Dams located from historic atlases of Lancaster County, Pennsylvania
- Dams located from historic atlases of York County, Pennsylvania
Documents
- [pdf:5.7 MB] Buried Holocene streams and legacy sediment: Late Pleistocene to historical changes in stream form and process and implications for stream restoration, mid-Atlantic Piedmont region
- [pdf:21.1 MB] Stafford C. Happ, Gordon Rittenhouse, and G. C. Dobson, Some Principles of Accelerated Stream and Valley Sedimentation, Technical Bulletin (Washington DC: U.S. Department of Agriculture, May 1940).
