Newspaper Cutting – Charles (Sydney). – The best solder we know of for st…. Is made by melting together 3 parts brass, one part and a half of copper, and 28 1/2 parts silver. As yours is only a small job, the co. would be trifling, despite the valuable nature of the chief ingredient. Use borax in the form of a thick paste for flux. Hard spelter (copper 2 parts, zinc 1 part) might answer with borax as a flux. Unnamed and undated newspaper