Torpedo, automobile, 44 to 55. boats, 45, 103. Brennan, 59. Chandler, 53. controllable, 43, 54, 55. cost of, 47, 103. Davis gun-, 52. Fulton’s anchored, 139. Hammond wireless, 55. Torpedo-nets, 34, 170. origin of name, 29. practice, 116. recovering, 47, 123. Schwartzkopf, 52, 160. Sims-Edison, 54. spar, 37, 43. tubes, 45, 46, 63, 117, 118, 133, 138. wake of, 49, 206. “Torpedo War and Submarine Explosions,” 35, 139. Torpedo, Whitehead, 44 to 52, 117. Transports, 166, 171, 178. Trim, 96. Trimming-tanks, 117. Trinitrotuluol, 52. _Triumph_, 166. Trumbull, Governor, 14. Turner, Captain, 193. _Turtle_, 12, 14 to 22. _U-1_, 108. _U-3_, 124, 132. _U-9_, 160. _U-12_, 169. _U-15_, 159. _U-16_, 183. _U-28_, 189. _U-29_, 191. _U-39_, 187, note. _U-51_, 166. Vanderbilt, Alfred, 194. Vand der Wonde, Cornelius, 6. Van Drebel, Cornelius, 4 to 9, 41. _Vendémiaire_, 124. Vereshchagin, 147. Vickers Sons & Maxim, 80. _Ville de la Ciotat_, 205. Von Weddigen, Lieutenant-commander, 18, 160, 191. Von Bernstorff, Ambassador, 199. Von Tirpitz, Admiral, 69, 177, 187, 189. _Vulcan_, 132. Waddington, Mr. J. F., 83, note. War-head, 47, 52. War Zone, 30, 179. Washington, George, 13, 17, 25. Wheeled submarines, 84. White mice, 13, 110. Whitehead, Mr., 44. Whitney, Secretary, 74. Wilson, President, 180, 197, 198. Wright brothers, 71. _X-4_, 102 to 123. _Yasaka Maru_, 205. _Yenisei_, 146. Zeppelins, 172. FOOTNOTES [1] Also spelled Van Drebbel, Drebell, Dreble, and Trebel. He is the man Ben Jonson calls “Cornelius’ son.” [2] Harsdoffer. [3] “New Experiments touching the Spring of the Air and its Effects,” by Robert Boyle, Oxford, 1662, p. 188. [4] The only submarine built before this for military purposes, the _Rotterdam Boat_, remained private property, and King James’s “eel-boats” were merely pleasure craft. [5] Sergeant Ezra Lee’s letter to Gen. David Humphreys, written in 1815. Published in the “Magazine of American History,” Vol. 29, p. 261. [6] “General Washington and his associates in the secret took their stations upon a house in Broadway, anxiously awaiting the result.” From Ezra Lee’s obituary, New York “Commercial Advertiser,” November 15, 1821. [7] According to Bushnell, the screw struck an iron bar securing the rudder. [8] This survivor was examined by the captain of the _Cerberus_, who reported that the schooner’s crew had drawn the machine on board and by rashly tampering with its mechanism caused it to explode. [9] See the “Scientific American,” August 7, 1915. [10] Herbert C. Fyfe, “Submarine Warfare,” p. 269.