161. Letter from Mark H. McCormack to C. E. Minshull Creator: McCormack, Mark H.; Minshull, Cliff Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 22, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
162. Letter from Mark H. McCormack to C. K. W. Lewis Creator: McCormack, Mark H.; Lewis, C. K. W. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 12, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
163. Letter from Mark H. McCormack to Carlisle P. Meyers Creator: McCormack, Mark H.; Meyers, Carlisle P. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: January 23, 1971 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
164. Letter from Mark H. McCormack to Charles F. Adams Creator: McCormack, Mark H.; Adams, Charles F. 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
165. Letter from Mark H. McCormack to Charles F. Adams Creator: McCormack, Mark H.; Adams, Charles F. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 12, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
166. Letter from Mark H. McCormack to Charles F. Adams Creator: McCormack, Mark H.; Adams, Charles F. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 6, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
167. Letter from Mark H. McCormack to Charles H. Ashton Creator: McCormack, Mark H.; Ashton, Charles H. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 10, 1974 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
168. Letter from Mark H. McCormack to Charles L. Foley Creator: McCormack, Mark H.; Foley, Charles L. 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
169. Letter from Mark H. McCormack to Charles L. Foley Creator: McCormack, Mark H.; Foley, Charles L. 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
170. Letter from Mark H. McCormack to Charles L. Foley Creator: McCormack, Mark H.; Foley, Charles L. 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
171. Letter from Mark H. McCormack to Charles W. Flynn Creator: McCormack, Mark H.; Flynn, Charles W. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 1, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
172. Letter from Mark H. McCormack to Chester R. Simmons Creator: McCormack, Mark H.; Simmons, Chester R. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 21, 1978 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
173. Letter from Mark H. McCormack to Chet Simmons Creator: McCormack, Mark H.; Simmons, Chester R. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 14, 1967 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
174. Letter from Mark H. McCormack to Christie Hefner Creator: McCormack, Mark H.; Hefner, Christie Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 21, 1989 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
175. Letter from Mark H. McCormack to Chuck Howard Creator: McCormack, Mark H.; Howard, Chuck, 1933-1996 Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 27, 1990 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
176. Letter from Mark H. McCormack to Cliff Minshull Creator: McCormack, Mark H.; Minshull, Cliff Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 1, 1977 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
177. Letter from Mark H. McCormack to Cliff Minshull Creator: McCormack, Mark H.; Minshull, Cliff Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: June 6, 1972 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
178. Letter from Mark H. McCormack to Cliff Minshull Creator: McCormack, Mark H.; Minshull, Cliff Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: March 7, 1972 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
179. Letter from Mark H. McCormack to Cliff Minshull Creator: McCormack, Mark H.; Minshull, Cliff Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: March 14, 1980 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
180. Letter from Mark H. McCormack to Cliff Minshull Creator: McCormack, Mark H.; Minshull, Cliff Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: August 28, 1979 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives