1. Letter from Marianne Grunberg-Manago to Maxine Singer Creator: Grunberg-Manago, MarianneInstitut de Biologie Physico-Chimique Date: [ca. 9 September 1958] Genre: Letters (correspondence)
2. Letter from Marianne Grunberg-Manago to Maxine Singer Creator: Grunberg-Manago, MarianneInstitut de Biologie Physico-Chimique Date: [12 October 1958] Genre: Letters (correspondence)
3. Letter from Marianne Grunberg-Manago to Maxine Singer Creator: Grunberg-Manago, MarianneInstitut de Biologie Physico-Chimique Date: 28 March 1968 Genre: Letters (correspondence)