MAKE A MEME View Large Image SixInchTransit.JPG en Information on the six inch transit circle telescope United States Naval Observatory 2013-11-18 21 33 11 own G0T0 cc-zero Uploaded with UploadWizard United States Naval Observatory
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Keywords: SixInchTransit.JPG en Information on the six inch transit circle telescope United States Naval Observatory 2013-11-18 21 33 11 own G0T0 cc-zero Uploaded with UploadWizard United States Naval Observatory
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