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Science & Nature
Photographs of Nebulæ and Clusters, Made with the Crossley Reflector
James Edward Keeler
85 pages~1 hr 41 min read4 chapters$4.99
When the Crossley Reflector turned its mirror on the night sky, it captured spiral nebulae no eye had ever resolved. Keeler's plates, made at Lick Observatory, revealed island universes wheeling in the dark and helped prove how common such forms truly are. A milestone of astronomical photography. Gaze at the images that widened the known cosmos.
Every copy includes a printable PDF edition, a beautifully typeset book you can print, mark up in the margins, and keep on your shelf. Yours the moment you own it.
Inside this book
4 chapters
- 1PREFACE.
- 2TABLE OF CONTENTS.
- 3THE CROSSLEY REFLECTOR OF THE LICK OBSERVATORY.[1]
- 4LIST OF ILLUSTRATIONS.
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