381. Letter from Mark H. McCormack to Frank D. Tatum Creator: McCormack, Mark H.; Tatum, Frank D. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 20, 1992 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
382. Letter from Mark H. McCormack to Frank D. Tatum Jr. Creator: McCormack, Mark H.; Tatum, Frank D. 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
383. Letter from Mark H. McCormack to Frank D. Tatum Jr. Creator: McCormack, Mark H.; Tatum, Frank D. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 4, 1987 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
384. Letter from Mark H. McCormack to Frank D. Tatum Jr. Creator: McCormack, Mark H.; Tatum, Frank D. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 3, 1987 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
385. Letter from Mark H. McCormack to Frank Holscher Creator: McCormack, Mark H.; Holsher, Frank Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: October 31, 1967 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
386. Letter from Mark H. McCormack to Fred W. Heckel Creator: McCormack, Mark H.; Heckel, Frederick W. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: February 23, 1970 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
387. Letter from Mark H. McCormack to G. R. Hill Creator: McCormack, Mark H.; Hill, George R. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 14, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
388. Letter from Mark H. McCormack to Gaetan Mourgue d'Algue Creator: McCormack, Mark H.; d'Algue, Gaetan Mourgue Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 8, 1971 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
389. Letter from Mark H. McCormack to Gaetan Mourgue d'Algue Creator: McCormack, Mark H.; d'Algue, Gaetan Mourgue Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 8, 1977 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
390. 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: August 30, 1973 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
391. Letter from Mark H. McCormack to Gerald Micklem Creator: McCormack, Mark H.; Micklem, Gerald Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: January 16, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
392. Letter from Mark H. McCormack to Gibson McCabe Creator: McCormack, Mark H.; McCabe, Gibson 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
393. Letter from Mark H. McCormack to Gregor Jamieson Creator: McCormack, Mark H.; Jamieson, Gregor Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: January 9, 1989 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
394. Letter from Mark H. McCormack to H. Galen Allen Creator: McCormack, Mark H.; Allen, H. Galen Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 8, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
395. Letter from Mark H. McCormack to H. Galen Allen Creator: McCormack, Mark H.; Allen, H. Galen Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 8, 1975 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
396. Letter from Mark H. McCormack to Herwig Zahm Creator: McCormack, Mark H.; Zahm, Herwig Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 29, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
397. Letter from Mark H. McCormack to Hisamitsu Ohnishi Creator: McCormack, Mark H.; Ohnishi, Hisamitsu Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: December 26, 1974 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
398. Letter from Mark H. McCormack to Hord W. Hardin Creator: McCormack, Mark H.; Hardin, Hord Wilson, 1912-1996 Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: September 20, 1986 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
399. Letter from Mark H. McCormack to Ian R. Wilson Creator: McCormack, Mark H.; Wilson, Ian R. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: May 28, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives
400. Letter from Mark H. McCormack to J. Planchin Creator: McCormack, Mark H.; Planchin, J. Format: Letters/Correspondence; Manuscripts Collection: Mark H. McCormack Papers, ca. 1920-2008 (bulk: 1957-2003) Date: November 30, 1976 Institution: University of Massachusetts Amherst Libraries Special Collections and University Archives