Greene, Lieutenant S. D., executive officer of the _Monitor_, iv. 216; takes charge of the guns in the turret, 219, 220; takes command after Worden is disabled, 226; his statement, 229, 230; orders regarding the _Merrimac_, 235. Greenpoint, Brooklyn, N. Y., the _Monitor_ constructed at, iv. 192. _Greenwich_, British letter-of-marque whaler, captured by Porter, iii. 9. Greer, Lieutenant-commander James A., before Vicksburg, iv. 363, 369. _Greyhound_, Captain John Porter, iii. 333. _Growler_, American schooner, captured by the British, ii. 351; recaptured by the Americans, 351. _Growler_, American sloop, in Macdonough’s squadron, ii. 354; grounded in the Sorel River, 355. _Growler_, American sloop, iii. 135, 138. _Guanabara_, Brazilian rebel warship at Rio Janeiro, iv. 548; fired on by the United States cruiser _Detroit_, 553. _Guerrière_, American frigate, built in 1814, iii. 64; Decatur’s flagship in expedition sent against the Dey of Algiers, 346, 347. _Guerrière_, British frigate, picking sailors from American ships, ii. 6; flees from an inferior force, 7; stops the _Spitfire_, and takes off John Deguyo, an American citizen, _ib._; race with the _Constitution_, 55; Captain Dacres in charge of, 55–60; fight with the _Constitution_, 76–95; surrendered and blown up, 95. Gun-boats, the ideal navy, ii. 388; description and build of, 389; arguments in favor of, 390; cheapness of, 392; points against, _ib._; cost of, 393; difficulty of getting unanimity of captains in battle, 394; lack of discipline on gun-boats, _ib._; use of, in Long Island Sound, 395; first encounter with gun-boats, _ib._; uselessness again shown, 416. Gunners of 1812 and 1861 compared, iv. 419. Gunpowder, expedients for getting, by the United Colonies, i. 28. Guns, penetrating power of long and short, iii. 142; improvements made in, iv. 18–23. Gwin, Lieutenant, supports Grant at Pittsburg Landing, iv. 284. Hacker, Captain Hoysted, i. 79, 282, 283. Haggerty, Captain F. L., at Port Royal, iv. 163. _Halifax_, British war-ship, i. 406, 407. Hallock, Captain William, i. 66. Hambleton, Purser on the _Lawrence_ in the battle of Lake Erie, ii. 317. _Hamilton_, American schooner, ii. 350. Hamilton, Schuyler, suggests cutting through the trees of swamp from the Mississippi to New Madrid, iv. 281. Hampton Roads, the first point blockaded in the Civil War, iv. 40; _Keystone State_ blockades, 45. Hanchett, Captain, ii. 398. Handy, Captain Robert, misunderstands signals, iv. 133, 134; letter to Captain Pope, showing his fear of the _Manassas_, 136. _Hannah_, a Providence packet, chased by the _Gaspé_, i. 5. Harding, Captain Seth, surrenders to the _Orpheus_ and _Roebuck_, i. 298.