Triumph, HMS, 177, 178
Truant, HM Submarine, 195
Tsessarevitch, 151, 174
Tsushima, Battle of, 174
Tullibee, USS, 220, 221
Turtle, Bushnell’s submarine, 12
Turner, Captain, RMS Lusitania, 183
Twin 6pdr, 151, 152
Tygr, 118
Type 92 TT mount reloading gear, 97
Type 93 torpedo, 56
U 9, 175
U 20, Austro-Hungarian, 117
U 20, German, 183
U 25, 192
U 47, 189
U 110, 121
U 505, 122
U 995, 121, 123
Ulpio Traiano, 199
Under-keel explosion, 15
Underhill, USS, sunk by Kaiten, 28
USN torpedo scandal, 59
US Torpedo Battleships, 113, 114
Utah, USS, 112, 113, 206
V 4, 179
V 29, 178
V 43, 93
V 183, 179
Valiant, HMS, 26, 159, 197
Vanguard, HMS, 160
Vanoc, HMS, 95
Vauban, 146
Venus, HMS, 224
Verry, Lt-Cdr, HM Submarine Sidon, 228
Verulam, HMS, 224
Victorious, HMS, 199
Vigilant, HMS, 224
Vigors, Flight Lieutenant, Brewster Buffalo, 213
Vincennes, USS, 216
Virago, HMS, 224
Viribus Unitis, 9, 25, 112
Vittorio Veneto, 199
Vizcaya, 105
Volk, 118
Von de Tann, 180
Vulcan, HMS, 86
Wake, USS, 217
Wake-following torpedoes, 72
Walker, Captain RN, 162
Walker, Captain, USS William D Porter, 203
Wallis, Dr Barnes, 69
Warburton-Lee, Captain, HMS Hardy, 192
Warhead fillings, 54, 61; nuclear, 71, 73, 163
Wasp USS (CV-18), 131
Weddigen, Kapitänleutnant Otto Eduard, 175, 176
Weeks, Asa, twin rocket torpedo, 51
Weir, Robert, rocket torpedo, 50
West Virginia, USS, 9, 206, 207, 209
Wet-heater torpedo, 42, 55
White Plains, USS, 98
Whitehead, Robert
Contract with the British
Government, 38
Prototype torpedo, 36, 37
Silurifico Whitehead, Fiume, 38, 41
St Tropez factory, 39
The Secret, 38
Torpedo exploder, 37, 38
Weymouth factory, 39
Wiesbaden, 178, 179
Wilhelm Heidkamp, 191, 192
Wilk class, 120
William D Porter, USS, 203
Williams, J S, dirigible electric torpedo, 53
Willoughby, James D., rocket-propelled float torpedo, 50
Wilson, Arthur Knyvet, 106
Wisconsin, USS, 155
Wolverine, HMS, 95
Wood, William, USS Spyten Dyvil, 78, 79
Woods Pasha, 171, 172
Wreford-Brown, Commander Chris, HM Submarine Conqueror, 231
Wright, Admiral, 217
Yalu, Battle of the, 174
Yamakaze, 220
Yamamoto, Admiral, 211
Yamashiro, 9, 222
Yamato, 9, 128, 131, 132, 220, 222, 223
Yang Wei, 174
Yang Wu, 172
York, HMS, 32, 198
Yu Yen, 172
Yudachi, 217
Yushukan Museum, 21, 29
Z 24, 202
Z 26, 202
Zaukönig, 62
Zulu, HMS, 200
Z-Weapons, 133
Zannet, 134
Zonal, 133