1291. Letter from Lewis Hackett to Fred L. Soper Publication: Produced: 12 January 1959 Subject(s): Insect ControlDDTYellow Fever Vaccine Archival Collection: The Fred L. Soper Papers (Profiles in Science)
1292. Letter from Pedro Galindo to Fred L. Soper Publication: Produced: 27 June 1966 Subject(s): Fellowships and Scholarships Archival Collection: The Fred L. Soper Papers (Profiles in Science)
1293. Letter from Pedro Galindo to Fred L. Soper Publication: Produced: 18 May 1966 Subject(s): Yellow FeverFellowships and ScholarshipsEducation, Graduate Archival Collection: The Fred L. Soper Papers (Profiles in Science)
1294. Letter from Walter P. Reuther to Sidney Farber Publication: Produced: 13 November 1969 Subject(s): National Health Insurance, United States Archival Collection: The Mary Lasker Papers (Profiles in Science)
1295. Letter from Mary Lasker to James A. Shannon Publication: Produced: 30 April 1957 Subject(s): Research Support as Topic Archival Collection: The Mary Lasker Papers (Profiles in Science)
1296. Letter from Ernst L. Wynder to Mary Lasker Publication: Produced: 3 December 1975 Subject(s): Health Care Reform Archival Collection: The Mary Lasker Papers (Profiles in Science)
1297. Letter from Michael M. Davis to Mary Lasker Publication: Produced: 14 March 1956 Subject(s): National Health Insurance, United States Archival Collection: The Mary Lasker Papers (Profiles in Science)
1298. Letter from Cornelius A. Wood, Jr. to Mary Lasker Publication: Produced: 6 January 1949 Subject(s): Committee MembershipHealth Planning Organizations Archival Collection: The Mary Lasker Papers (Profiles in Science)
1299. Letter from Torbjorn Caspersson to Mary Lasker Publication: Produced: 4 January 1965 Subject(s): Cytological Techniques Archival Collection: The Mary Lasker Papers (Profiles in Science)
1300. Letter from Sidney Farber to Mary Lasker Publication: Produced: 4 September 1965 Subject(s): Legislation as Topic Archival Collection: The Mary Lasker Papers (Profiles in Science)