1. Letter from Natalie Teich, Imperial Cancer Research Fund Laboratories to Harold Varmus Creator: Teich, NatalieImperial Cancer Research Fund (Great Britain). Laboratories Date: 22 April 1985 Genre: Letters (correspondence)
2. Letter from Natalie Teich, Imperial Cancer Research Fund Laboratories to Harold Varmus Creator: Teich, NatalieImperial Cancer Research Fund (Great Britain). Laboratories Date: 7 September 1982 Genre: Letters (correspondence)
3. Letter from Michael G. P. Stoker, Imperial Cancer Research Fund Laboratories to Harold Varmus Creator: Imperial Cancer Research Fund (Great Britain). LaboratoriesStoker, Michael G.P. Date: 18 October 1977 Genre: Letters (correspondence)
4. Letter from Mike Fried, Imperial Cancer Research Fund Laboratories to Harold Varmus Creator: Imperial Cancer Research Fund (Great Britain). LaboratoriesFried, Mike Date: 4 October 1977 Genre: Letters (correspondence)
5. Letter from Mike Fried, Imperial Cancer Research Fund Laboratories to Harold Varmus Creator: Imperial Cancer Research Fund (Great Britain). LaboratoriesFried, Mike Date: 2 August 1977 Genre: Letters (correspondence)