121. Letter from Mark H. McCormack to Christopher Lee Creator: McCormack, Mark H.; Lee, Christopher Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 28, 1968 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
122. Letter from Mark H. McCormack to Christopher Lewinton Creator: McCormack, Mark H.; Lewinton, Chris Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 17, 1993 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
123. Letter from Mark H. McCormack to Christopher Skase Creator: McCormack, Mark H.; Skase, Christopher Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 1, 1988 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
124. Letter from Mark H. McCormack to Claude Roger Cartier Creator: McCormack, Mark H.; Cartier, Claude-Roger Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 29, 1988 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
125. Letter from Mark H. McCormack to Clifford Roberts Creator: McCormack, Mark H.; Roberts, Clifford Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 13, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
126. Letter from Mark H. McCormack to Colin MacLaine Creator: McCormack, Mark H.; MacLaine, Colin Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 29, 1988 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
127. Letter from Mark H. McCormack to Colin Phillips Creator: McCormack, Mark H.; Phillips, Colin Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 29, 1988 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
128. Letter from Mark H. McCormack to Cyril Levan Creator: McCormack, Mark H.; Levan, Cyril Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 28, 1971 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
129. Letter from Mark H. McCormack to D. Gillings and T. Dwyer Creator: McCormack, Mark H., Gillings, D., and Dwyer, T. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 28, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
130. Letter from Mark H. McCormack to Dakin B. Ferris Creator: McCormack, Mark H.; Ferris, Dakin B. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 1, 1971 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
131. Letter from Mark H. McCormack to David Marsh Creator: McCormack, Mark H.; Marsh, David Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 29, 1988 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
132. Letter from Mark H. McCormack to David R. Foster Creator: McCormack, Mark H.; Foster, David R. (David Ramsey) Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 1, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
133. Letter from Mark H. McCormack to David R. Foster Creator: McCormack, Mark H.; Foster, David R. (David Ramsey) Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 1, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
134. Letter from Mark H. McCormack to David R. Foster Creator: McCormack, Mark H.; Foster, David R. (David Ramsey), 1920-2010 Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 1, 1977 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
135. Letter from Mark H. McCormack to Deane Beman Creator: McCormack, Mark H.; Beman, Deane Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 8, 1977 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
136. Letter from Mark H. McCormack to Dennis Mathews Creator: McCormack, Mark H.; Mathews, Dennis Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 30, 1972 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
137. Letter from Mark H. McCormack to Dominique Mtote Creator: McCormack, Mark H.; Mtote, Dominique Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 25, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
138. Letter from Mark H. McCormack to Donald A. S. MacLellan Creator: McCormack, Mark H.; MacLellan, Donald A. S. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 15, 1985 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
139. Letter from Mark H. McCormack to Donald L. Schaffer Creator: McCormack, Mark H.; Schaffer, Donald L. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 18, 1974 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
140. Letter from Mark H. McCormack to Donald W. Giffin Creator: McCormack, Mark H.; Giffin, Donald W. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 29, 1969 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives