121. Letter from Mark H. McCormack to Gary Player Creator: McCormack, Mark H.; Player, Gary Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 5, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
122. Letter from Mark H. McCormack to Gary Player Creator: McCormack, Mark H.; Player, Gary Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 21, 1970 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
123. Letter from Mark H. McCormack to Gary Player Creator: McCormack, Mark H.; Player, Gary Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 12, 1970 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
124. Letter from Mark H. McCormack to Gary Player Creator: McCormack, Mark H.; Player, Gary Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 23, 1970 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
125. Letter from Mark H. McCormack to Gary Player Creator: McCormack, Mark H.; Player, Gary Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 7, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
126. Letter from Mark H. McCormack to Gary Player Creator: McCormack, Mark H.; Player, Gary Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: January 4, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
127. Letter from Mark H. McCormack to Gary Player Creator: McCormack, Mark H.; Player, Gary Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: January 22, 1971 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
128. Letter from Mark H. McCormack to George Blumberg Creator: McCormack, Mark H.; Blumberg, George Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: March 12, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
129. Letter from Mark H. McCormack to George Blumberg Creator: McCormack, Mark H.; Blumberg, George Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: March 20, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
130. Letter from Mark H. McCormack to George Simms Creator: McCormack, Mark H.; Simms, George Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 9, 1972 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
131. Letter from Mark H. McCormack to Gladstone Ntlabati Creator: McCormack, Mark H.; Ntlabati, Gladstone Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 3, 1971 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
132. Letter from Mark H. McCormack to Gregory Peters Creator: McCormack, Mark H.; Peters, Gregory B. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 2, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
133. Letter from Mark H. McCormack to Gregory Peters Creator: McCormack, Mark H.; Peters, Gregory Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 6, 1970 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
134. Letter from Mark H. McCormack to H. Richard Isaacson Creator: McCormack, Mark H.; Isaacson, H. Richard Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 5, 1969 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
135. Letter from Mark H. McCormack to Harry J. McIntyre Creator: McCormack, Mark H.; McIntyre, Harry J. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 8, 1967 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
136. Letter from Mark H. McCormack to Harry J. McIntyre Creator: McCormack, Mark H.; McIntyre, Harry J. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: July 17, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
137. Letter from Mark H. McCormack to Harry McIntyre Creator: McCormack, Mark H.; McIntyre, Harry J. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: July 15, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
138. Letter from Mark H. McCormack to Harry McIntyre Creator: McCormack, Mark H.; McIntyre, Harry J. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 5, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
139. Letter from Mark H. McCormack to Harvey J. Neale Creator: McCormack, Mark H.; Neale, Harvey J. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: January 8, 1971 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
140. Letter from Mark H. McCormack to Henry Shakespeare Creator: McCormack, Mark H.; Shakespeare, Henry 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