Astronomical directory : planetariums, amateur clubs, observatories, publications, suppliers : over 3000 worldwide listings /
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Toronto, Canada :
Gall Publications,
[1978]
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| Subjects: |
| Physical Description: | 144 pages : illustrations ; 28 cm. |
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| ISBN: | 0889040826 : |