Hackworth, Timothy, 212 Hammerfield, 257 Harmonica, 113 Hart's Recollections, 161 Hartop, Annie (Mrs. Bessemer), 250 Helton Railway, 203 Hiero, 21 Hitchin, 264 Hooke, Dr. Robert, 137 Hulls, Jonathan, 176 Jack the Darter, 142 Jay, John, 220 Jefferson, Thomas, 233 Jouffroy, Marquis de, 176 Karsten, 281 Keramics, 82 Killingworth Colliery, 195 Latent Heat, 157 Lightning, 107 Livingston, Chancellor, 178 Mackintosh, James, 173 Maclaughlan, Robert, 246 Manchester, 249 Marcellus attacks Syracuse, 26 Massachusetts, Derivation of Name, 284 Maudsley, Henry, 247 Middleton Colliery Railway, 203 Miller, Phineas, 231 Minie, Commander, 273 Musical Glasses, 115 Napoleon I., 175 Napoleon III., 274 Nasmyth, James, 238 Newcomen Engine, 150, 167, 169 Nuremburg, 271 Palissy the Potter, 82 Papin, Denis, 176 Patricroft, 256 Périer, 176 Persley, Sir Charles, 266 Plombières, 180 Pope Clement VII., 62 Potter, Humphrey, 152 Practical Magazine, 282 Quincy, 194 Rastrick and Walker, 217 Ravensworth, Lord, 195 Renard and Krebs, 174 Resolution Book, 101 Rinman, 281 Robespierre, Max, 261 Robison, 154, 165 Roebuck, Dr., 171 Roger Bacon, 37 Roosevelt, Nicholas, 178 Royal Academy, 265 Royal Gun Factories, 275 Rumsey, James, 177 St. Pancras, 274 St. Petersburg, 192, 253 Savery, 176 Scottish Society of Arts, 246 Sharp Conductors, 105 Somerset House, 265 Sounds and Signals, 139 Stanhope, Earl, 179 Stamp Office, English, 266 Steam-Engines, Early, 149 Stephenson, George, 193 Stephenson, Robert, 208 Stevens, John, 178 Stevens, Robert L., 192 Sweden, 254 Symington, 180, 182 Syracuse, Siege of, 25 Telegraph, Edgeworth's, 124 Telegraph, English, 133 Telegraph, Irish, 127 Telegraph, Home, 139 Telegraphs, 125, 126 Tellograph, 137 Thirteen Virtues, 100 Travelling Engine, 195 Ugolini, Giorgio, 65 Virgil, 53 Walker and Rastrick, 217 Walking-machine, 140 Watt, James, 146 Whistler, Major G. W., 254 Whitney, Eli, 219 Wilmot, Col. Eardley, 275 Wood, Nicholas, 213 Woolwich Arsenal, 275 Wylam and Killingworth Railway, 203 Zonara, 32 University Press: John Wilson & Son, Cambridge. * * * * * MR. HALE'S BOY BOOKS. STORIES OF WAR, _Told by Soldiers_. STORIES OF THE SEA, _Told by Sailors_. STORIES OF ADVENTURE, _Told by Adventurers_. STORIES OF DISCOVERY, _Told by Discoverers_. STORIES OF INVENTION, _Told by Inventors_. Collected and edited by EDWARD E. HALE. 16mo, cloth, black and gold. Price, $1.00 per volume. _For sale by all booksellers, or mailed, post-paid, on receipt of price by the Publishers_, ROBERTS BROTHERS, BOSTON. EDWARD E. HALE'S WRITINGS. TEN TIMES ONE IS TEN. 16mo. $1.00.