Regarding Sputnik
by
John F. Heard, Ph. D.
Director
David Dunlap Observatory
University of Toronto
File:
| Attachment | Size |
|---|---|
| 352.15 KB | |
| 124.82 KB |
Year:
1957
Pages:
4
Regarding Sputnik
by
John F. Heard, Ph. D.
Director
David Dunlap Observatory
University of Toronto
| Attachment | Size |
|---|---|
| 352.15 KB | |
| 124.82 KB |