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Shared: Google Plus Science Lab originally shared this post: #ScienceSunday vía http://t.co/j9YeRMAk Valente Espinosa...
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#ScienceSunday http://t.co/TeBInHqI Valente Espinosa I (@valenteespinosa) January 06, 2013 ScienceSunday
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#sciencesunday (Barndoor Mount) http://t.co/FpzOQ0GP Valente Espinosa I (@valenteespinosa) October 08, 2012
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Para astrofotografiaRalph Sevy originally shared this post: #sciencesunday Barndoor Mount http://bit.ly/RKoAky...
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Laura Manach originally shared this post: #SacredSunday#ScienceSunday http://bit.ly/LqGoQs vía http://bit.ly/I...
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