细节
A pressure instrument,
by Parkinson & W & B Cowan Ltd., London & Edinburgh, complete with lacquered-brass fittings, graduated scale and pliers, in plush-lined red leather-covered fitted case 9 3/8in. (23.8cm.) wide
See illustration
by Parkinson & W & B Cowan Ltd., London & Edinburgh, complete with lacquered-brass fittings, graduated scale and pliers, in plush-lined red leather-covered fitted case 9 3/8in. (23.8cm.) wide
See illustration