Bladder sound
1851-1900
Bladder sound
1841-1910
Olive-ended straight female urethral sound
1881-1940
Bladder sound
1851-1910
Bladder sound with long proximal curve and chequered ebony handle by Ferguson
1801-1880
Bladder sound
1851-1910
Urethral sound with proximal curve and flat metal handle
1801-1900
Urethral sound with proximal curve and tapered end and metal handle
1801-1880
Urethral sound
1851-1920
Urethral probe and sound
1801-1900
Olive-ended gum elastic sound with chequered ebony handle
1831-1910
Urethral sound all metal with proximal curve and flat handle
1851-1930
Bladder sound with bulbous end and ornate handle
1841-1900
Medical sound, diagnostic instrument
1750-1850
Bladder sound with proximal curve and flat handle
1851-1910
Urethral sound
1831-1910
Nelaton's grooved sound
1920-1930
Urethral probe or sound
1781-1880
Bladder sound
1851-1900
Olive-ended gum elastic sound with ivory distal cap
1831-1900
Assorted collection of 11 black wax sounds
1801-1900
Collection of 18 black wax sounds and 2 pieces of black rubber tubing in metal case
1801-1900
Urethral sound
1851-1910
Urethral sound with proximal curve and chequered ebony handle
1801-1900
Straight cylindrical urethral sound
1801-1900
Bladder sound
1841-1910
Silver urethral sound with proximal curve and waisted ivory handle
1801-1900
Urethral sound with proximal curve and oval handle
1831-1910
Urethral sound with proximal curve and chequered ebony handle
1831-1910
Urethral sound with proximal curve and ebony handle
1831-1910
Olive-ended urethral dilator
1801-1900
Cylindrical bladder sound
1831-1890
Straight cylindrical urethral sound with flattened oval handle
1841-1910
Urethral sound
1801-1900
Bladder sound with bulbous proximal curve and ornate handle
1841-1900
Bladder sound with bulbous proximal end and flat handle
1841-1910
Bladder sound with short proximal curve and flat
1841-1900
Urethral sound
1801-1900
Bladder sound
1851-1910
Urethral sound with long proximal curve and flat metal handle
1801-1900
Collection of 7 black wax sounds in cylindrical metal case
1801-1900
Olive-ended urethral sound or Lister's bougie
1891-1940
Cylindrical lead bladder sound
1831-1920
Urethral sound
1841-1910
Urethral sound
1901-1900
Cylindrical urethral sound
1801-1920
Straight cylindrical lead sound
1841-1940
Straight cylindrical lead urethral sound
1841-1910
Straight cylindrical urethral sound
1801-1900
Urethral sound
1831-1910