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According to Kester, the solder company, they were formed in 1899 to make flux cored solder. Looking at the 1933 Allied Radio clearly shows Kester rosin core so
by awful 9y ago
According to Kester, the solder company, they were formed in 1899 to make flux cored solder. Looking at the 1933 Allied Radio clearly shows Kester rosin core solder.