Burk, John
- 1830 Map of Land Cover and Cultural Features in Massachusetts. HF122
- Massachusetts Historical Landcover and Census Data 1640-1999. HF014
- Massachusetts Timber Harvesting Study 1984-2003. HF080
- Timber Harvesting Field Study in Western Massachusetts 2004-2005. HF127
- Timber Harvesting Study in North Quabbin Region of Central Massachusetts 1984-2001. HF046
- Witness Tree Data in Southern New England and Long Island 1640-1999. HF087