https://nonprofitlocator.org/organizations/ny/henderson/150561711-henderson-free-library https://nonprofitlocator.org/organizations/ny/henderson/161344201-henderson-historical-society https://nonprofitlocator.org/organizations/ny/henderson/161540517-henderson-harbor-performing-arts-association-incorporated https://nonprofitlocator.org/organizations/ny/henderson/237549751-order-of-eastern-star-of-new-york