Page 261 - 1915, Springs of CA.
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U. S. GEOLOGICAL SURVEY WATER-SUPPLY PAPER 338 PLATE XIII
A. JACKSON VALLEY MUD SPRINGS, MENDOCINO COUNTY.
White patches are fog, not vapor from springs.
B. GRIZZLY SPRINGS, LAKE COUNTY.
<J. NELSON SODA SPRINGS, TULARE COUNTY.
