![](https://coimages.sciencemuseumgroup.org.uk/456/188/large_thumbnail_smg00260258.jpg)
![](https://coimages.sciencemuseumgroup.org.uk/456/188/large_thumbnail_smg00260258.jpg)
![](https://coimages.sciencemuseumgroup.org.uk/456/171/large_thumbnail_smg00260241.jpg)
Monaural stethoscope
![](https://coimages.sciencemuseumgroup.org.uk/456/180/large_thumbnail_smg00260250.jpg)
Monaural stethoscope
![](https://coimages.sciencemuseumgroup.org.uk/456/154/large_thumbnail_smg00260224.jpg)
Piorry monaural stethoscope and pleximeter (?), Eu
1830-1840
![](https://coimages.sciencemuseumgroup.org.uk/456/173/large_thumbnail_smg00260243.jpg)
Laennec monaural stethoscope, European, 1801-1839
1801-1839
![](https://coimages.sciencemuseumgroup.org.uk/456/184/large_thumbnail_smg00260254.jpg)
Crowfoot monaural stethoscope
1827-1870
![](https://coimages.sciencemuseumgroup.org.uk/456/181/large_thumbnail_smg00260251.jpg)
Piorry monaural stethoscope by Lindsey
1830-1840
![](https://coimages.sciencemuseumgroup.org.uk/16/779/large_thumbnail_a608198.jpg)
Stethoscope, England, 1834-1840
1834-1840
![](https://coimages.sciencemuseumgroup.org.uk/456/172/large_thumbnail_smg00260242.jpg)
Laennec monaural stethoscope, European, 1801-1860
![](https://coimages.sciencemuseumgroup.org.uk/456/153/large_thumbnail_smg00260223.jpg)
Piorry monaural stethoscope
1830-1840