细节
A composition stethoscope,
in three pieces, with trumpet end and baluster-turned centre -- 6½in. (16.5cm.) high; and a two-part ebonised stethoscope -- 7in. (17.8cm.) high (2)
in three pieces, with trumpet end and baluster-turned centre -- 6½in. (16.5cm.) high; and a two-part ebonised stethoscope -- 7in. (17.8cm.) high (2)