Memo from Lester D. Earnest to Jon A. Erickson dated October 3, 1975, Letter from Edward A. Feigenbaum to P. Surra dated December 8, 1975, Memo from Polly Crandall to Rosa McNair dated March 5, 1976, and Letter from Fred A. Gustafson to Ronald Ohlander dated May 28, 1982
Letter from Philip Surra to Robert Simmons dated January 15, 1976, letter from Perry W. Beilke to Edward A. Feigenbaum dated October 1, 1975, memo from Jon A. Erickson to Edward A. Feigenbaum dated January 26, 1976, and Handwritten Notes