Labels:bulletin board | encyclical | reckoner | sky OCR: Detween the two types see in this image. The elliptical NGC 4647 apr featureless without ini structure (the haze ars1 galaxy consists of billio it is an E2 elliptical By comparison the spiral 4649- -with its particula spiral structure its blue characteristic of newbo older and its white associa te tureless tars cormparson 4640 newbe