Thompson's urethral dilator
1840-1880
Bryant-type urethral dilator
1871-1900
Urethral dilator
1860-1870
Urethral dilator
1901-1930
Holt's urethral dilator
1830-1870
Thompson's urethral dilator
1840-1880
Urethral dilator in leather case
1801-1850
Urethral dilator
1930-1940
Urethral stricture dilator
1801-1910
Urethral stricture dilator
1801-1900
Urethral stricture dilator
1851-1900