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| HALF HOURS WITH THE TELESCOPE. Written by R. A. Proctor. London. 1881. 8th ed. 8:o. 109 pages. Frontsp and many illustrations in text. Bound in orig decorated green cloth. | |
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| BACK | MAIN PAGE |
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| HALF HOURS WITH THE TELESCOPE. Written by R. A. Proctor. London. 1881. 8th ed. 8:o. 109 pages. Frontsp and many illustrations in text. Bound in orig decorated green cloth. | |
| |
| BACK | MAIN PAGE |