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Start Over Copyright Copyright may apply ✖Remove constraint Copyright: Copyright may apply Publication Year 1994 ✖Remove constraint Publication Year: <span class="single" data-blrl-single="1994">1994</span>

21. Petition to Science magazine

Publication:
Produced: December 1994
Archival Collection:
The Joshua Lederberg Papers (Profiles in Science)

24. Letter from L. D. Sabath to Judith Richards Hope

Publication:
Produced: 23 November 1994
Archival Collection:
The Joshua Lederberg Papers (Profiles in Science)

25. Letter from Irwin M. Arias to Joshua Lederberg

Publication:
Produced: 17 July 1994
Archival Collection:
The Joshua Lederberg Papers (Profiles in Science)

26. Letter from Mary Ellen Avery to Joshua Lederberg

Publication:
Produced: 3 October 1994
Archival Collection:
The Joshua Lederberg Papers (Profiles in Science)

27. Letter from Barton Childs to Joshua Lederberg

Publication:
Produced: January 1994
Archival Collection:
The Joshua Lederberg Papers (Profiles in Science)

28. Letter from John P. Craig to Joshua Lederberg

Publication:
Produced: 25 October 1994
Archival Collection:
The Joshua Lederberg Papers (Profiles in Science)

30. Memorandum from Lloyd S. Etheredge

Publication:
Produced: 22 October 1994
Archival Collection:
The Joshua Lederberg Papers (Profiles in Science)