Kramer's aural speculum

1880-1930

Kramer's aural speculum

1860-1900

Aural speculum

1750-1850

Aural speculum

1801-1900

Aural speculum

1811-1830

Aural speculum

1895-1905

Kramer's aural speculum

1850-1920

Kramer's dilating aural speculum

1801-1920

Miot's dilating aural speculum

1880-1920

Aural speculum

1851-1900

Kramer's dilating aural speculum

1870-1901

Aural speculum

1851-1900

Aural speculum

Aural speculum

1851-1900

Kramer's aural speculum with adjusting screw

1850-1910

Kramer's aural dilating speculum

1890-1925

Kramer's aural speculum

1850-1900

Silver auriscope

1862-1900

Miot's modification of Kramer's aural speculum

1870-1900