Silverwork and jewelery; a text-book for students and workers in metal, by H. Wilson (1903)
Wilson, H · New York, D. Appleton and company · leaf 153
with otAer punches chasethe surface into roundedspiral ribs, either with anarrow rib between eachpair, or simply a series ofrounded spirals. Nexttake twisted wire, thesmallest size you can get,and solder it into the hol-lows between the ribs. This done, cut a piece ofstout silver wire 6 incheslong…
Silverwork · Jewelry
Internet Archive · New York Public Library · Public Domain Mark 1.0. Free to use for anything.