Metal stethometer, owned by Sir Richard Quain, subsequently by Sir T. Lauder Brunton, by Delolme and by Croxeter, London, in case Metal stethometer
Stethometer (?) in case, by Coxeter, 23-24 Grafton Street, London, England. Stethometer (?) in case, by Coxeter, 23-24 Grafton
