現場拍賣
拍品 16
16
An ink-writer by Siemens Brothers, with Morse key and a spool-drawer in base; a Morse-Key, two sounders, soundbox and galvanmoter (6)
細節
An ink-writer by
Siemens Brothers
, with Morse key and a spool-drawer in base; a Morse-Key, two sounders, soundbox and galvanmoter (6)