National Optical astronomy Observatory http://www.noao.edu/image_gallery/
Anglo-Australian Observatory http://www.aao.gov.au/images.html/general/galaxy_frames.html
William Keel's Collection at the University of Alabama http://crux.astr.ua.edu/choosepic.html
Hubble Site- News Center http://hubblesite.org/newscenter/newsdesk/archive/releases/category/galaxy/.html
Irregular Galxies http://messier.obspm.fr/irre.html
Irregular Galaxies http://csep10.phys.utk.edu/astr162/lect/galaxies/irregular.html
Irregular Galaxies http://en.wikipedia.org/wiki/Irregular_galaxy
Spiral Galaxies http://en.wikipedia.org/wiki/Spiral_galaxy
Spiral Galaxies http://www.seds.org/messier/spir.html
Elliptical Galaxies http://seds.org/messier/elli.html
Elliptical Galaxies http://en.wikipedia.org/wiki/Elliptical_galaxy