51. Letter from Maxine Singer to Debi P. and Maharani Burma (Chakravorty) Publication: Produced: 24 October 1973 Subject(s): Organization and Administration Archival Collection: The Maxine Singer Papers (Profiles in Science)
52. Summary of Significant Findings of the PL 480 Project 01-062-1 'Physiological Role of Bacterial Ribonucleases' (Revised) Publication: Produced: 8 October 1973 Subject(s): Ribonucleases Archival Collection: The Maxine Singer Papers (Profiles in Science)
53. Summary of Significant Accomplishments of the PL.480 Project 01-062-1 'Physiological Role of Bacterial Ribonucleases' Publication: Produced: [October 1973] Subject(s): Ribonucleases Archival Collection: The Maxine Singer Papers (Profiles in Science)
54. Resume of Remarks to NIAMDD Council Meeting - 16 November 1973 Publication: Produced: 16 November 1973 Subject(s): Simian virus 40 Archival Collection: The Maxine Singer Papers (Profiles in Science)
55. Letter from Virginia Apgar to Cindy Luginbill Publication: Produced: 17 May 1973 Subject(s): Congenital AbnormalitiesInfantContraceptives, Oral Archival Collection: The Virginia Apgar Papers (Profiles in Science)
56. Letter from Cindy Luginbill to Virginia Apgar Publication: Produced: 22 March 1973 Subject(s): Congenital AbnormalitiesInfantContraceptives, Oral Archival Collection: The Virginia Apgar Papers (Profiles in Science)
57. Letter from Virginia Apgar to Joan Dunkelberger Publication: Produced: 14 June 1973 Subject(s): Learning DisordersRadiation Archival Collection: The Virginia Apgar Papers (Profiles in Science)
58. Letter from Joan Dunkelberger to Virginia Apgar Publication: Produced: 11 April 1973 Subject(s): Learning DisordersRadiation Archival Collection: The Virginia Apgar Papers (Profiles in Science)
59. Letter from Virginia Apgar to Mary Cawthon Publication: Produced: 7 May 1973 Subject(s): Congenital AbnormalitiesInfantPregnancy Archival Collection: The Virginia Apgar Papers (Profiles in Science)
60. Letter from Mary Cawthon to Virginia Apgar Publication: Produced: 22 March 1973 Subject(s): Congenital AbnormalitiesInfantPregnancy Archival Collection: The Virginia Apgar Papers (Profiles in Science)