Small portion of Mr. BABBAGE'S DIFFERENCE ENGINE, No. 1 (CALCULATING MACHINE), the property of Government; in the Museum of King's College, Somerset House. STORIES OF INVENTORS AND DISCOVERERS IN SCIENCE AND THE USEFUL ARTS. A BOOK FOR OLD AND YOUNG. BY JOHN TIMBS, F. S. A. With Illustrations. The First Practical Steam-boat. 'Justice exacts that those by whom we are most benefited should be most NEW YORK: HARPER & BROTHERS, PUBLISHERS, FRANKLIN SQUARE. |