Wikipedia contributors. (2022, February 23). Minnesota Transfer Railway. In Wikipedia, The Free Encyclopedia. Retrieved July 18, 2024, from https://en.wikipedia.org/w/index.php?title=Minnesota_Transfer_Railway&oldid=1073638630
NGC 457 (Wikipedia) NGC 457 (also designated Caldwell 13, and known as the Dragonfly Cluster, E.T. Cluster, Owl Cluster, Kachina Doll Cluster or Phi Cassiopeiae Cluster) is an open star cluster in the constellation Cassiopeia.