NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-20 T15:16:07 PDT
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Reference(s) for object MESSIER 018

2 reference(s) found in NED.


1. 1917PASP...29..177C Curtis, H. Messier's Catalog of Nebulae and Clusters
2. 1888MmRAS..49....1D Dreyer, J. L. E... A New General Catalogue of Nebulae and Clusters of Stars,being the Catalogue of ...

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