1. Letter from Henry R. V. Arnstein to Francis Crick Publication: Produced: 20 November 1969 Subject(s): GovernmentPolitical Systems Archival Collection: The Francis Crick Papers (Profiles in Science)
2. Letter from Francis Crick to Henry R. V. Arnstein Publication: Produced: 14 November 1969 Subject(s): GovernmentPolitical Systems Archival Collection: The Francis Crick Papers (Profiles in Science)
3. Circular letter from the European Committee of Scientists for Democracy in Greece Publication: Produced: [1969] Subject(s): GovernmentPolitical Systems Archival Collection: The Francis Crick Papers (Profiles in Science)
4. Letter from Francis Crick to Francois Gros Publication: Produced: 19 March 1969 Subject(s): GovernmentPolitical Systems Archival Collection: The Francis Crick Papers (Profiles in Science)
5. Original research in relation to animal oeconomics: a socialistic study Author(s): Billings, F. S. (Frank Seaver), 1845-1912, author Publication: Philadelphia : Printed, and for sale by, The American Medical Press Company, Limited, 1891 Subject(s): Research Support as TopicPublic HealthPolitical Systems
