細節
A quartz fibre galvanometer,
by The Cambridge Scientific Co. Ltd., No. 19127, in fitted teak case -- 12in. (30.5cm.) wide; a nickel-plated brass recording apparatus (purpose unknown), in plush-lined fitted case -- 10¼in. (26cm.) wide; a "Makam" photographic attachment by Leitz; a coil and three other items (A Lot) (7)
by The Cambridge Scientific Co. Ltd., No. 19127, in fitted teak case -- 12in. (30.5cm.) wide; a nickel-plated brass recording apparatus (purpose unknown), in plush-lined fitted case -- 10¼in. (26cm.) wide; a "Makam" photographic attachment by Leitz; a coil and three other items (A Lot) (7)