Canadian Jewellers Association · Toronto : Maclean-Hunter Pub. Co · leaf 73
Diamonds.—Take half lb.crystalized alumn, dissolve in boiling water,when thoroughly dissolved, add small piece ofgum arabic and get fine scieve in pan and withone get cold water. If any of the above crystalsare larger than what is requisite for mediumsubles, you can dissolve to change the color,… … WE BEG TO CALL THE A TTENTION OF THE TRADE to the well knownquality and elegance of finish of our Gold Cases, guaranteed by us to be of eighteen karat Gold, U. SMint assay, or of fourteen karat Gold, as may be stamped, and also to our mode of selling the same, charg-ing only for the ACTUAL WEIGHT…
Jewelry · Jewelry trade
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