Built in 1961.
Featured in "The Harvard Five in New Canaan" by William D. Earls, AIA: http://www.amazon.com/Harvard-Five-New-Canaan-Midcentury/dp/0393731839/ref=sr_1_1?s=books&ie=UTF8&qid=1325264175&sr=1-1.
See also: http://www.preservationnation.org/travel-and-sites/sites/northeast-region/new-canaan-ct/sites/system-house.html.