Badge in silvered and enameled bronze, 21.25mm x 14.75mm, manufactured (and marked on reverse) "L. ZOLL ANTW." Lapel version; these badges came in three versions: this style with this reverse; then the second style also having the lapel version reverse with no maker’s mark; and the third version having no maker mark and a safety pinback. This is a fairly scarce badge, in very fine