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The New Zealand Railways Magazine, Volume 13, Issue 5 (August 1, 1938)

(Photo., G. W. Ritchey.) — Spiral Nebula Messier 51 Canum Venaticorum as seen through the 60 inch reflector at Mt. Wilson, April 7th–8th, 1910. Exposure, 103/4 hours

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(Photo., G. W. Ritchey.) Spiral Nebula Messier 51 Canum Venaticorum as seen through the 60 inch reflector at Mt. Wilson, April 7th–8th, 1910. Exposure, 103/4 hours.

(Photo., G. W. Ritchey.)
Spiral Nebula Messier 51 Canum Venaticorum as seen through the 60 inch reflector at Mt. Wilson, April 7th–8th, 1910. Exposure, 103/4 hours.

Previous Figure | Table of Contents | Figure in Context | Next Figure