https://nonprofitlocator.org/organizations/ny/harpersfield/141909960-harpersfield-historical-society https://nonprofitlocator.org/organizations/ny/harpersfield/237213360-grange-patrons-of-husbandry-new-york-state-grange-incorporated https://nonprofitlocator.org/organizations/ny/harpersfield/611666436-mountaintop-christian-fellowship