121. Letter from Mark H. McCormack to Alistair J. Low Creator: McCormack, Mark H.; Low, Alistair J. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 29, 1987 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
122. Letter from Mark H. McCormack to Allan A. Ryan Creator: McCormack, Mark H.; Ryan, Allan A. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 30, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
123. Letter from Mark H. McCormack to Andre Heiniger Creator: McCormack, Mark H.; Heiniger, Andre J., 1921-2000 Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 18, 1977 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
124. Letter from Mark H. McCormack to Andre Heiniger Creator: McCormack, Mark H.; Heiniger, Andre J., 1921-2000 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
125. Letter from Mark H. McCormack to Andre Heiniger Creator: McCormack, Mark H.; Heiniger, Andre J., 1921-2000 Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 26, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
126. Letter from Mark H. McCormack to Andre Heiniger Creator: McCormack, Mark H.; Heiniger, Andre J., 1921-2000 Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 8, 1977 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
127. Letter from Mark H. McCormack to Andre J. Heiniger Creator: McCormack, Mark H.; Heiniger, Andre J., 1921-2000 Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 11, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
128. Letter from Mark H. McCormack to Andre J. Heiniger Creator: McCormack, Mark H.; Heiniger, Andre J. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 24, 1974 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
129. Letter from Mark H. McCormack to Andre J. Heiniger Creator: McCormack, Mark H.; Heiniger, Andre J., 1921-2000 Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: March 10, 1980 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
130. Letter from Mark H. McCormack to Anton Rupert Creator: McCormack, Mark H.; Rupert, Anton Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 29, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
131. Letter from Mark H. McCormack to Antonio Carlos de Almeida Braga Creator: McCormack, Mark H.; Braga, Antȏnio Carlos de Almeida Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 13, 1979 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
132. Letter from Mark H. McCormack to Arno Arnason Creator: McCormack, Mark H.; Arnason, Arni Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 3, 1972 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
133. Letter from Mark H. McCormack to Arnold Palmer Creator: McCormack, Mark H.; Palmer, Arnold, 1929- Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 5, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
134. Letter from Mark H. McCormack to Atsushi Fujita Creator: McCormack, Mark H.; Fujita, Atsushi Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 23, 1981 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
135. Letter from Mark H. McCormack to Barry N. A. Weatherill Creator: McCormack, Mark H.; Weatherill, Barry N. A. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 24, 1991 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
136. Letter from Mark H. McCormack to Ben Bidwell Creator: McCormack, Mark H.; Bidwell, Ben Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: March 12, 1974 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
137. Letter from Mark H. McCormack to Ben Bidwell Creator: McCormack, Mark H.; Bidwell, Ben Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 1, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
138. Letter from Mark H. McCormack to Ben Hardesty Creator: McCormack, Mark H.; Hardesty, Ben Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: January 27, 1970 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
139. Letter from Mark H. McCormack to Bob Bartlett Creator: McCormack, Mark H.; Bartlett, Bob Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: July 30, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
140. Letter from Mark H. McCormack to Bob Beattie Creator: McCormack, Mark H.; Beattie, Bob, 1933- Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 1, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives