Titles
- Letter from John Steinbruner, The Brookings Institution to Harold Smith1
- Letter from Joshua Lederberg to D. R. Patterson1
- Letter from Joshua Lederberg to Daniel L. Hartl1
- Letter from Joshua Lederberg to Ira Herskowitz1
- Letter from Joshua Lederberg to J. Leighton Read1
- Letter from Joshua Lederberg to Jordan Gutterman1
- Letter from Joshua Lederberg to Malcolm Wiener1
- Letter from Joshua Lederberg to Paul Gewirtz1
- Letter from Joshua Lederberg to Thomas A. Daschle, United States Senate1
- Letter from Joshua Lederberg, David Thaler, and Ken Zahn to Sue Jinks-Robertson1
- Letter from Joshua Lederberg, John Steinbruner to Harold Smith1
- Letter from L. D. Sabath to Joshua Lederberg1
- Letter from Lev S. Sandakhchiev to Joshua Lederberg1
- Letter from Libby Anfinsen to Ilana Eisen1
- Letter from Lloyd S. Etheredge to Leon M. Lederman1
- Letter from Martin Rodbell to Joseph J. Hoet1
- Letter from Martin Rodbell to Leon M. Lederman1
- Letter from Maxine Singer to Bishop William B. Friend1
- Letter from Maxine Singer to Horace Freeland Judson1
- Letter from Pnina Abir-Am to Joshua Lederberg1