Ithaca Area Green Buildings "Promotes the use of green building materials and methods in Tompkins County, because we know that green building is a healthier, more sustainable way to build. Through educational programs and community events and as a community resource, we strive to increase awareness of green and sustainable building methods and materials so you can make the best possible choices - for you, your community, and the planet." See also their "What is Green Building?" page and their Glossary of Terms.
Ithaca, New York historic scrapbook Includes news clippings related to ithaca, some giving background to buildings around town.
Landmarks of Tompkins County, New York : including a History of Cornell University by Waterman Thomas Hewett
History Center in Tompkins County