101. Letter from Mark H. McCormack to Gerhard Liener Creator: McCormack, Mark H.; Liener, Gerhard Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: October 27, 1987 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
102. Letter from Mark H. McCormack to Gibson McCabe Creator: McCormack, Mark H.; McCabe, Gibson Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 10, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
103. Letter from Mark H. McCormack to Gordon Jorgensen Creator: McCormack, Mark H.; Jorgensen, Gordon D. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 23, 1987 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
104. Letter from Mark H. McCormack to Harry W. Easterly, Jr. Creator: McCormack, Mark H.; Easterly, Harry W. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 30, 1981 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
105. Letter from Mark H. McCormack to Hisamitsu Ohnishi Creator: McCormack, Mark H.; Ohnishi, Hisamitsu Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 1, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
106. Letter from Mark H. McCormack to I. M. Jack Creator: McCormack, Mark H.; Jack, I. M. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 7, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
107. Letter from Mark H. McCormack to Ian Edwards Creator: McCormack, Mark H.; Edwards, Ian Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 24, 1990 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
108. Letter from Mark H. McCormack to Ian Wilson Creator: McCormack, Mark H.; Wilson, Ian Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 18, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
109. Letter from Mark H. McCormack to J. Derek Vaughan Creator: McCormack, Mark H.; Vaughan, J. Derek Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 27, 1981 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
110. Letter from Mark H. McCormack to J. Kevin Murphy Creator: McCormack, Mark H.; Murphy, J. Kevin Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 18, 1978 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
111. Letter from Mark H. McCormack to J. Kevin Murphy Creator: McCormack, Mark H.; Murphy, J. Kevin Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 14, 1978 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
112. Letter from Mark H. McCormack to Jack Crawley Creator: McCormack, Mark H.; Crawley, Jack Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 11, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
113. Letter from Mark H. McCormack to Jack Urlwin Creator: McCormack, Mark H.; Urlwin, Jack Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 26, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
114. Letter from Mark H. McCormack to James B. Hoefer Creator: McCormack, Mark H.; Hoefer, James B. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 22, 1972 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
115. Letter from Mark H. McCormack to James Biggar Creator: McCormack, Mark H.; Biggar, James M. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: January 10, 1990 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
116. Letter from Mark H. McCormack to James M. Biggar Creator: McCormack, Mark H.; Biggar, James M. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 21, 1981 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
117. Letter from Mark H. McCormack to Jan Carlzon Creator: McCormack, Mark H.; Carlzon, Jan Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 4, 1982 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
118. Letter from Mark H. McCormack to Jerry Pyle Creator: McCormack, Mark H.; Pyle, Jerry Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 8, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
119. Letter from Mark H. McCormack to Jim Richards Creator: McCormack, Mark H.; Richards, J. R. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 5, 1989 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
120. Letter from Mark H. McCormack to John C. Marous Creator: McCormack, Mark H.; Marous, John C. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 22, 1980 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives