![Amateur astronomy / Observatory / Sidewalk astronomy Amateur astronomy / Observatory / Sidewalk astronomy](https://www.pdfsearch.io/img/06a2982dfae92532a91609b752941056.jpg) Date: 2013-05-24 12:10:51Amateur astronomy Observatory Sidewalk astronomy | | The Webfooted Astronomer July[removed]Apache Point ObservatoryAdd to Reading ListSource URL: archive.seattleastro.orgDownload Document from Source Website File Size: 123,41 KBShare Document on Facebook
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