- New Jersey Historic Preservation Office (NJHPO)
- Historic Sites in Morris County listed on the New Jersey and National Registers of Historic Places (from NJHPO website)
- New Jersey and National Registers of Historic Places vs. Local Historical Designation (fact sheet from NJHPO website)
- Historic Structure Reports & Preservation Plans: A Preparation Guide – Second Edition (from NJHPO website)
- Preliminary Application, for evaluation of eligibility for listing on the New Jersey and National Registers of Historic Places – Certification of Eligibility (COE) (Look under “Preliminary Application”; from NJHPO website)
- Secretary of the Interior’s Standards for the Treatment of Historic Properties, 1995 (from the National Park Service website)
- New Jersey Historic Trust
- Morris County Heritage Commission
- Morris County Historical Society
- Morris County Farmland Preservation Program
- Morris County Open Space Preservation Program
- Morris County Soil Conservation District
- Morris County Tax Board
- The Garden State Preservation Trust
County of Morris, NJ