This is plate 56 – “The Nebula M 8 Sagittarii”. Keeler’s photographs are early and beautiful examples of astrophotography and what they revealed did much to expand our knowledge of the universe.
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This is plate 56 – “The Nebula M 8 Sagittarii”. Keeler’s photographs are early and beautiful examples of astrophotography and what they revealed did much to expand our knowledge of the universe.