![Amateur astronomy / Astronomical League / John Dobson / Sidewalk astronomy / Jack Horkheimer / Dobsonian telescope / Observation / Observational astronomy / Amateur astronomers / Astronomy Amateur astronomy / Astronomical League / John Dobson / Sidewalk astronomy / Jack Horkheimer / Dobsonian telescope / Observation / Observational astronomy / Amateur astronomers / Astronomy](https://www.pdfsearch.io/img/a38d87def44436fe4e334bfac1c67501.jpg)
| Document Date: 2014-01-29 13:26:00 Open Document File Size: 1,02 MBShare Result on Facebook
City San Antonio / Houston / / Company Adobe / / Currency USD / / / Holiday New Year's Day / / Organization Sean League / Astronomical League / Jack Horkheimer Service / / Person Jack Horkheimer / Carroll Iorg / John Dobson / / / Position young astronomer / Mike Rao Administrator / editor / National Young Astronomer / President / Webmaster / Award-The president / Acrobat / / ProvinceOrState Texas / / Technology pdf / Acrobat / / URL www.sidewalkastronomers.us / /
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