. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. /S SOUTHERN CALIFORNIA ACADEMY OF SCIENCES Photograph of the Sun The view presented herewith is an excellent reproduction of a photographic image taken with the spectroheliograph of the Snow telescope at the Solar Observatory on Mount Wilson by. Photograph of the bright calcium flocculi of the sun, reduced from a photograph inches in diameter, taken with the spectroheliograph of the Snow telescope at the Solar Observatory on Mount Wilson, under the direction of Dr. George E. Hale. Dr. Geo
. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. /S SOUTHERN CALIFORNIA ACADEMY OF SCIENCES Photograph of the Sun The view presented herewith is an excellent reproduction of a photographic image taken with the spectroheliograph of the Snow telescope at the Solar Observatory on Mount Wilson by. Photograph of the bright calcium flocculi of the sun, reduced from a photograph inches in diameter, taken with the spectroheliograph of the Snow telescope at the Solar Observatory on Mount Wilson, under the direction of Dr. George E. Hale. Dr. George E. Hale, on July 26, 1906, at 5:26 It was taken with the light of the calcium line H2, and shows the bright clouds of calcium vapor, or calcium flocculi. It is a notably fine specimen of an exceedingly ingenious device in- vented by Dr. Hale for securing photographic images of any. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Southern California Academy of Sciences. Los Angeles, Calif. : The Academy
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