Nasal speculum
1850-1899
Nasal speculum
1901-1950
Nasal speculum
1920-1930
Dilating nasal speculum
1801-1900
Thudichum Nasal Speculum, 1870-1893
1870-1893
Nasal speculum
1871-1900
Dilating nasal speculum
1850-1880
Nasal speculum
1871-1900
Pilcher's dilating nasal speculum
1861-1900
Nasal speculum
1870-1920
Frankel's dilating nasal speculum
1860-1920
Nasal speculum
1831-1870
Frankel's nasel speculum
1901-1940
Frankel's nasal speculum
1901-1930
Nasal speculum
1893-1940
Speculum, nasal, Duplay
Nasal speculum
1869-1900
Nasal speculum
1850-1900
Lennox Browne's nasal speculum
1901-1930
Thudichum's nasal speculum
1880-1910
Thudichum's nasal speculum, 1870-1900.
1870-1900
Dilating nasal speculum
1870-1920
Nasal speculum
1901-1930
Dilating nasal speculum
1801-1900
Thudichum's nasal speculum
1880-1920
Nasal speculum
1901-1930
Nasal speculum
1901-1930
Nasal speculum
1930-1960
Speculum, nasal
1850-1870