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Papers of David S. Heeschen > Subject Files Series

Collection Items

SETI

Start Date: 1987-09-23

SETI Hearing

Start Date: 1978-09-19

NASA Meeting, 10/20/1989

Start Date: 1989-05-16

National Academy of Sciences

Start Date: 1971

Miscellaneous memorabilia

Start Date: 1977

IAU Executive Committee

Start Date: 1979-03-23

Harvard Visiting Committee

Start Date: 1977-04-18

China visit

Start Date: 1977

Astronomy and Astrophysics Survey Committee

Start Date: 1990-01-23

American Astronomical Society

Start Date: 1981

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Papers of David S. Heeschen
- Papers of David S. Heeschen > Subject Files Series