1957

Regarding Sputnik

Regarding Sputnik
by
John F. Heard, Ph. D.
Director
David Dunlap Observatory
University of Toronto

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Programs Binder - Solar

Solar Observations, 1957-60. Material from Geoff Gaherty, RASC Montreal Centre.

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Programs Binder - Messier

Messier Object Program. Material from Geoff Gaherty, RASC Montreal Centre.

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Programs Binder - Aurora IGY

IGY Visual Aurora Program - observations and correspondence.  Material from Geoff Gaherty, RASC Montreal Centre.

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Bart Bok Autograph

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Comet Arend-Roland

Comet Arend-Roland on 1957 April 29, by Bert Topham.  Photo courtesy of Lynn Kirk.

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At-Home Invitation

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Comet Mrkos 1957d #2

Comet Mrkos 1957d. From JRASC, Dec. 1957.

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Comet Mrkos 1957d

Comet Mrkos 1957d. From JRASC, Dec. 1957.

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