Nasal speculum

1850-1899

Nasal speculum

1901-1950

Nasal speculum

1871-1900

Dilating nasal speculum

1801-1900

Nasal speculum

1871-1900

Dilating nasal speculum

1850-1880

Nasal speculum

1870-1920

Frankel's dilating nasal speculum

1860-1920

Pilcher's dilating nasal speculum

1861-1900

Nasal speculum

1893-1940

Nasal speculum

1920-1930

Nasal speculum

1831-1870

Frankel's nasal speculum

1901-1930

Thudichum Nasal Speculum, 1870-1893

1870-1893

Frankel's nasel speculum

1901-1940

Speculum, nasal, Duplay

Nasal speculum

1901-1930

Thudichum's nasal speculum, 1870-1900.

1870-1900

Nasal speculum

1869-1900

Nasal speculum

1850-1900

Lennox Browne's nasal speculum

1901-1930

Dilating nasal speculum

1870-1920

Dilating nasal speculum

1801-1900

Nasal speculum

1901-1930

Nasal speculum

1901-1930

Nasal speculum

1930-1960

Thudichum's nasal speculum

1880-1920

Thudichum's nasal speculum

1880-1910

Speculum, nasal

1850-1870