現場拍賣
拍品 127
127
GRIFFIN & GEORGE LTD.An induction coil with composition fittings, on mahogany base -- 12¼in.(32cm.)wide; and a tangent galvanometer (2)
細節
GRIFFIN & GEORGE LTD.An induction coil with composition fittings, on mahogany base --
12¼in.(32cm.)wide
; and a tangent galvanometer (2)