1. Report on attendance at the Symposium on Nucleic Acids in Hyderabad, India Creator: Singer, Maxine Date: [January 1964] Genre: Reports
2. List identifying group photograph participants at the Gordon Research Conference on Nucleic Acids Date: [June 1968] Genre: Lists (document genres)Photographic prints
3. Letter from Leon A. Heppel to Maxine Singer Creator: Heppel, Leon A.National Institutes of Health (U.S.) Date: 13 December 1955 Genre: Letters (correspondence)
4. Chart identifying group photograph participants at the Gordon Research Conference on Nucleic Acids Date: [June 1968] Genre: Charts (graphic documents)Photographic prints