1. Letter from Harold Varmus, Warren Levinson, and J. Michael Bishop to Peter K. Vogt, University of Washington School of Medicine Creator: Varmus, HaroldLevinson, WarrenBishop, J. Michael Date: 21 March 1971 Genre: Letters (correspondence)
2. Letter from Harold Varmus to Lennert Phillipson, Waltenberg Labs Creator: Varmus, Harold Date: 2 September 1971 Genre: Letters (correspondence)
3. Letter from Harold Varmus to T. Ando, Institute of Physical and Chemical Research (Japan) Creator: Varmus, Harold Date: 19 November 1971 Genre: Letters (correspondence)
4. Letter from Harold Varmus to Paul Neiman, University of Washington Department of Medicine Creator: Varmus, Harold Date: 11 February 1972 Genre: Letters (correspondence)
5. Letter from Harold Varmus and J. Michael Bishop to Robert J. Huebner, National Cancer Institute Creator: Varmus, HaroldBishop, J. Michael Date: 22 February 1972 Genre: Letters (correspondence)
6. Letter from Harold Varmus and J. Michael Bishop to Robert J. Huebner, National Cancer Institute Creator: Varmus, HaroldBishop, J. Michael Date: 7 March 1972 Genre: Letters (correspondence)
7. Letter from Harold Varmus to Lloyd J. Old, Sloan-Kettering Institute for Cancer Research Creator: Varmus, Harold Date: 2 June 1972 Genre: Letters (correspondence)
8. Letter from Harold Varmus to Ian Macpherson, Imperial Cancer Research Fund Laboratories Creator: Varmus, Harold Date: 12 September 1972 Genre: Letters (correspondence)
9. Letter from Harold Varmus to F. Kisseljou, D. I. Ivanovsky Virology Institute Creator: Varmus, Harold Date: 14 December 1972 Genre: Letters (correspondence)