Monaural stethoscope
1830
Ear piece from Haydn Brown's binaural stethoscope
1871-1930
Piorry's monaural stethoscope
1830-1840
Stem from monaural stethoscope
1801-1910
Monaural stethoscope
1840-1850
Steel tweezers in ebony sheath
1801-1900
Monaural stethoscope
1830-1850
Turn pin spectacles
1800-1880
Back scratcher
1860-1930
Binaural stethoscope
1861-1920
Ear piece from binaural stethoscope
1851-1910
Ear piece from binaural stethoscope
1871-1940