Speculum, for opening mouth
1855-1875
Speculum, for opening mouth
1895-1905
Speculum, mouth, nickel and ivory
1860-1870
Mouth speculum
1840-1860
Speculum, mouth, Trelat
1870-1890
Speculum, mouth, Chassaignac
1801-1900
Gutsch mouth speculum
1801-1900
Mouth speculum
1801-1900