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core-periphery-and-semiperiphery-spatial
Date posted: 2013/11/29 16:11:46
Date liked: 2013/11/30 21:11:08
31 Tumblr notes
Liked from: Notational
Notational reblogged from: russellmoreton
Original link: http://www.flickr.com/photos/russellmoreton/9289102493/
Tagged:
black and white 764
space 126
astronomy 117
cartography 108
galaxy 11
constellation 9
nebula 7
celestial map 7
star chart 5
messier objects 1