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SBAUstars: MVI_9620 SBAU telescope workshop MikeC Ronchi mirror test
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SBAUstars: IMG_9614 SBAU telescope workshop MikeC figured mirror Ronchi
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SBAUstars: IMG_9613 SBAU telescope workshop MikeC figured mirror
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SBAUstars: IMG_9615
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SBAUstars: IMG_9616
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SBAUstars: IMG_9617
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SBAUstars: IMG_9619
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SBAUstars: IMG_9618 SBAU telescope workshop MikeC
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SBAUstars: IMG_9621
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SBAUstars: IMG_9622 SBAU telescope workshop MikeC JerryW