细节
A percussor and pleximeter
by Salt & Son, the percussor with ebony handle with hatched grip, and steel head with blued end and rubber tip, the pleximeter with ivory plate divided 0-3 and folding nickel flaps, in fitted, shaped leather-covered case -- 7in.(18cm.)wide (incomplete)
by Salt & Son, the percussor with ebony handle with hatched grip, and steel head with blued end and rubber tip, the pleximeter with ivory plate divided 0-3 and folding nickel flaps, in fitted, shaped leather-covered case -- 7in.(18cm.)wide (incomplete)