1. This story can be accessed at: http://www2.shore.net/∼mogget/armadil.htm.
2. Historical reflections of that time are in the 50th Anniversary Supplement of Biochim. Biophys. Acta Vol. 1335, July 1, 1997.
3. Historical reflections of that time are on the National Science Foundation website (http://www.nsf.gov/od/lpa/nsf50/classof52.htm).