Listen to the introduction to a talk about Jonas Salk. Complete the notes. 7.10.mp3: Name: Jonas Salk 1. Nationality: _______ 2. Profession: _________ 3. born: 19____ 4. family: _______________ 5. college: law then __________________ 6. worked w Thomas Francis Jr – a _______ to discover a 7. _______ vaccine 8. 1947 head Virus ______ Lab. Univ. of Pittsburgh 9. 1955 became ______________