Handy man book plumbing and heating encyclopedia (1922)
Hardin-Lavin Co. · Hardin-Lavin Co. · leaf 59
plate* wComplete as shown and described. .$31.50 HOW TO TEST HARD OR SOFT WATER Mix with a half cup of alcohol about 1 cubic inch of good soapPour a few drops of this solution m the water to be tested and it itturns white it is hard water, and if it does not it is soft.HOW TO BEND LEAD WASTE PIPE… … L-282 j <w^ HARDIN-UVIN CO. CHICAGO. <*&**; g 57
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