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Digital Provenance
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Transcription
S A N P E D R O , L O S A N G E L E S A N D S A L T L A K E R A IL R O A D C O M P A N Y MEDICAL DEPARTMENT G u y C o c h r a n , C H I E F S U R G E O N l o s a n g e l e s caj.., May 22, 1908* Water analysis* #f~ "My rej’ort of the sanitary examination of the water submitted by you is as follows:- Odor None Reaction Total solids Organic matter Inorganic matter Chlorides as Na Cl Alkalinity to phenolphthalein 0,0006^ 0.001)fe (cAhciiedfilyt y cator bolniitcm usa cid) 333 milligrams per liter 11 « " " 222 » " " 5.8 i» w « Calcium and magnesium as carbonate 178 " " " The precipitate which forms upon boiling this water is principally calcium and magnesium carbonate. I wish to add that from a sanitary viewpoint this water is of exceptional and unquestionable purity." Yours truly, L. B. Stookey, Professor of Physiology and Chemistry Medical School U. S. C.
