181. Letter from Mark H. McCormack to David C. Peterson Creator: McCormack, Mark H.; Peterson, David C. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 7, 1978 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
182. Letter from Mark H. McCormack to David Evans Creator: McCormack, Mark H.; Evans, David Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 17, 1989 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
183. Letter from Mark H. McCormack to David 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: December 8, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
184. Letter from Mark H. McCormack to David Foster Creator: McCormack, Mark H.; Foster, David, 1920-2010 Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 25, 1972 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
185. Letter from Mark H. McCormack to David Lowe Creator: McCormack, Mark H.; Lowe, David Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 18, 1991 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
186. 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: June 21, 1974 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
187. 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: February 10, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
188. 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: March 11, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
189. 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: January 11, 1979 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
190. 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: January 13, 1978 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
191. 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: October 27, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
192. 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: November 16, 1974 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
193. 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: October 27, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
194. 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: January 17, 1978 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
195. 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: May 9, 1977 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
196. Letter from Mark H. McCormack to Dick Ebersol Creator: McCormack, Mark H.; Ebersol, Dick Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: October 23, 1989 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
197. Letter from Mark H. McCormack to Don Hudler Creator: McCormack, Mark H.; Hudler, Don W. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: January 8, 1974 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
198. Letter from Mark H. McCormack to E. E. Fannin Creator: McCormack, Mark H.; Fannin, E. E. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 3, 1971 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
199. Letter from Mark H. McCormack to E. E. Fannin Creator: McCormack, Mark H.; Fannin, Eustace E. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: April 6, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
200. Letter from Mark H. McCormack to E. F. Loveland Creator: McCormack, Mark H.; Loveland, E. F. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 23, 1971 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives