Thudichum's nasal speculum
1870-1930
Pilcher's nasal speculum
1864-1910
Frankel's dilating nasal speculum
1870-1925
Frankel's curved dilating nasal speculum
1870-1925
Frankel's curved dilating nasal speculum
1870-1925
Bosworth's nasal speculum
1870-1925
Zaufal's dilating nasal speculum
1870-1920
Nasal speculum
1880-1930
Thudichum's nasal speculum
1870-1920
Frankel's nasal speculum
1870-1910
Pilcher's dilating nasal speculum
1870-1910
Nasal speculum
1850-1900
Thudichum's nasal speculum
1870-1925
Killians dilating nasal speculum
1901-1930
Jobson Horne's modification of Hartmann's dilating nasal speculum
1901-1930
Nasal speculum
1851-1900
Frankel's nasal speculum
1866-1910
Allen and Heffernan's nasal speculum for right side
1901-1935
Frankel's nasal speculum
1860-1910
Nasal speculum
1801-1900
Nasal speculum
1871-1900
Speculum, nasal, Killian, stailess steel, 1920-30
1920-1930
Thudichum's nasal speculum, brass, 1850-1900
1850-1900
Frankel's curved dilating nasal speculum
1870-1925
Nasal speculum
1851-1900
Nasal speculum
1801-1900
3-bladed combined dilating speculum and forceps
1860-1910
Thudichum's nasal speculum
1870-1925
Thudichum's nasal speculum
1870-1930
Nasal speculum
1870-1910
Thudichum's nasal speculum
1880-1915
Thudichum's nasal speculum
1870-1925
Heffernan's nasal speculum modified by Allen
1860-1930
Nasal speculum
1901-1930
Size 1
1871-1900