101. Letter from Mark H. McCormack to Marvin L. Olshan Creator: McCormack, Mark H.; Olshan, Marvin L. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 18, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
102. Letter from Mark H. McCormack to Matthew F. Youngman Creator: McCormack, Mark H.; Youngmann, Matthew F. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 17, 1970 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
103. Letter from Mark H. McCormack to Max Tobler Creator: McCormack, Mark H.; Tobler, Max Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: July 1, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
104. Letter from Mark H. McCormack to Michael Argod Creator: McCormack, Mark H.; Argod, Michael Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 30, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
105. Letter from Mark H. McCormack to Michael Mauer Creator: McCormack, Mark H.; Mauer, Michael Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 10, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
106. Letter from Mark H. McCormack to Michel Argod Creator: McCormack, Mark H.; Argod, Michel Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 18, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
107. Letter from Mark H. McCormack to Milt Sandling Creator: McCormack, Mark H.; Sandling, Milton, 1923-2014 Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 6, 1969 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
108. Letter from Mark H. McCormack to Mr. Boix Creator: McCormack, Mark H.; Boix-Vives, Laurent Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 16, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
109. Letter from Mark H. McCormack to Noboru Ennyu Creator: McCormack, Mark H.; Ennyu, Noboru Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 18, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
110. Letter from Mark H. McCormack to Olga Horstig-Primuz Creator: McCormack, Mark H.; Horstig-Primuz, Olga, 1912- Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 18, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
111. Letter from Mark H. McCormack to Olivier LeBas Creator: McCormack, Mark H.; LeBas, Olivier Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 28, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
112. Letter from Mark H. McCormack to Olivier LeBas Creator: McCormack, Mark H.; LeBas, Olivier Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 15, 1969 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
113. Letter from Mark H. McCormack to Olivier LeBas Creator: McCormack, Mark H.; LeBas, Olivier Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: October 15, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
114. Letter from Mark H. McCormack to Olivier LeBas Creator: McCormack, Mark H.; LeBas, Olivier Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 26, 1969 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
115. Letter from Mark H. McCormack to Olivier LeBas Creator: McCormack, Mark H.; LeBas, Olivier Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: January 13, 1969 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
116. Letter from Mark H. McCormack to Patrick R. Liles Creator: McCormack, Mark H.; Liles, Patrick R. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: March 27, 1970 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
117. Letter from Mark H. McCormack to Perdita Champey Creator: McCormack, Mark H.; Champey, Perdita Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: October 16, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
118. Letter from Mark H. McCormack to Perdita Champey Creator: McCormack, Mark H.; Champey, Perdita Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 16, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
119. Letter from Mark H. McCormack to Perdita Champey Creator: McCormack, Mark H.; Champey, Perdita Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 30, 1969 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
120. Letter from Mark H. McCormack to Persenico Ski Creator: McCormack, Mark H.; Persenico Ski Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 10, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives