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Microcomputer Control of Telescopes | $5.23 | 0943396050 | ||
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Telescope Optics : A Comprehensive Manual for Amateur Astronomers | $16.25 | 0943396182 | ||
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Amateur Telescope Making (Vol. 2) | $16.13 | 0943396492 | ||
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Telescope Control | $9.34 | 0943396530 |