CLAPPER BRIDGES, DARTMOOR, 100-4; rather similar bridges in Lancashire, 60-4; in Spain at Fuentes de Oñoro, 104-5; in ancient Egypt, 126, and Babylon, 127; and in China, 126-7. CLAPTRAP, the drum of controversy, 89; British claptrap and its dangers, 33 _et seq._, 360. CLASSIC AND GOTHIC, their rivalry, 336-7. CLIFTON SUSPENSION BRIDGE, 346. CLUNY, ABBEY OF, commissioned the Pontist Brothers to build the Pont St. Esprit, 297. COALBROOKDALE BRIDGE, the earliest European bridge of cast iron, 348-9. COBHAM, SIR JOHN, in 1387, helped to build Rochester Bridge, 244. COBLENTZ, the Moselle Bridge, dating from 1344, 260. COCLES, HORATIUS, and the Pons Sublicius, 64, 355. COFFERDAMS, 251, 253; their structure described, 253 _footnote_. COLECHURCH, PETER, priest and chaplain, the first architect of Old London Bridge, 217, 280 _footnote_. COLNE, near, a Roman bridge, 162. COLOGNE, BRIDGE OF BOATS AT, 1; an absurd railway bridge there, 323. COMYN, JOHN, his fight on the Ouse Bridge at York, 241. CONSERVATISM, when carried to excess, turns most people into other people, see section iii, Chapter I, 53-84. CONSTANTINE, Algeria, Pont Sidi Rached at, 53. CONSTANTINE THE GREAT, the Pons Sublicius was still extant in his time, 140. CONSTANTINO, THE ROMAN BRIDGE OF, in Spain, 285 _footnote_, 335. CONSTANTINOPLE, a bridge there in the fourth century A.D. was named after the Pons Sublicius, 140. CONSULS, PONT DES, AT MONTAUBAN, 254-7; and the illustration facing page 256. CONTROVERSIES, section iv, Chapter I, 85-106. CONVENTIONS among men are often inferior to the instincts of animals, 76; Acts of Parliament might force them to progress, 76-7; see also section iii, Chapter I, 53-84. CONWAY CASTLE, and its bad Suspension Bridge, 323. COOKE, JOHN, in 1379, bequeathed twenty marks to the fortified bridge at Warkworth, 10. CÓRDOVA, its famous bridge, 188, and the illustration. CORSICA, a very curious military bridge, 238. COURTRAI, THE PONT DE BROEL AT, a fortified bridge, 290, and _footnote_. COVERED BRIDGES, 195, 211, 291-2, 308, 358. COX, THE REV. DR., 232. CRAIGELLACHIE, TELFORD’S BRIDGE AT, 349. CRAWFORD, FRANCIS M., 64. CREEPING PLANTS used in the Making of Primitive Bridges, 123. CREEPING PROGRESS OF MANKIND, 110; see also section iii, Chapter I, 53-84. CRISS-CROSS PIERS, 70, 71, 72, 73, 135. CRITICISM OF ART, ENGLISH, its pretty defects, 167-8. CROC, THE ROOK, King of the Alemans, may have regarded the Pont du Gard as a work of the devil, 170. CROCKETT, S. R., his book on Spain and his remarks on bridges, 180-1. CROFTON, H. T., a student of bridges, vi, also _footnote_. CROMFORD BRIDGE had a chapel, 231.