Metal stethometer, owned by Sir Richard Quain, subsequently by Sir T. Lauder Brunton, by Delolme and by Croxeter, London, in case Metal stethometer
Stethometer, brass and glass, in leather case, by Delolme of Rathbone Place, London, 1880-1885 Stethometer, brass and glass 1880-1885
Stethometer (?) in case, by Coxeter, 23-24 Grafton Street, London, England. Stethometer (?) in case, by Coxeter, 23-24 Grafton