Binaural stethoscope
1871-1950
Early binaural stethoscope
1861-1866
Monaural stethoscope and percussor
1846-1855
Binaural Stethoscope, English, 1880-1910
1880-1910
Binaural stethoscope
1851-1950
Monaural stethoscope
1801-1900
Williams monaural stethoscope, english, 1850-1879
Laennec monaural stethoscope, European, 1801-1826
A wooden monaural stethoscope, 1890-1930
1890-1930
Wooden monaural stethoscope
1840-1900
Laennec stethoscope
Binaural stethoscope
1910-1940
William's monaural stethoscope
1855-1865
Binaural stethoscope
Laennec monaural stethoscope, European, 1801-1850
Monaural stethoscope
1830
Ferguson monaural stethoscope
1920-1950
Binaural stethoscope
1910-1950
Laennec monaural stethoscope
Monaural stethoscope
1871-1890
Wooden Laennec stethoscope
1865-1895
Fergusson's monaural stethoscope
Binaural stethoscope
Burrow's monaural stethoscope
1801-1905
Crude copy of Laennec monaural stethoscope (roll of paper)
Binaural stethoscope
Binaural stethoscope
Lloyd-Roberts portable monaural stethoscope
1880-1890
Stethoscope, 20th century.
1931-1970
Monaural stethoscope
1840-1850
Monaural stethoscope(?)
Robert's monaural stethoscope
1850-1860
Stethoscope, 20th century.
1931-1970
Fergusson's monaural stethoscope
1831-1877
Chest piece from Bock's quantitative binaural differential stethoscope
1901-1916
Binaural stethoscope
1891-1940
Monaural stethoscope ear-plate
King's monaural stethoscope
Copy of Laennec monaural stethoscope
Chest piece from binaural stethoscope
1851-1920
Quantity of stethoscope parts
1851-1930
Portable monaural stethoscope, European, 1880-1900
1880-1900
Monaural stethoscope
1830
Chest piece from binaural stethoscope
1851-1920
Monaural stethoscope
1851-1910
Barron's monaural stethoscope
Chest piece from binaural stethoscope
1851-1920
Ear-piece from binaural stethoscope
1851-1940
Burrow's monaural stethoscope
1851-1910
Monaural stethoscope
1830-1840