細節
A nickel-plated brass patent sphygmograph,
stamped Maw London, in leather case, the lid embossed in gilt with label for S. Maw. Son & Sons -- 3 1/8in. (8cm.) wide
See Illustration
stamped Maw London, in leather case, the lid embossed in gilt with label for S. Maw. Son & Sons -- 3 1/8in. (8cm.) wide
See Illustration