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.

CROMLECHS, 100; the clapper bridges over Dartmoor rivers are flat cromlechs built over water, 104; see also “Iberians.”

CROSSES AND CRUCIFIXES ON BRIDGES, 96, 230, 246-7.

CROSSING, WILLIAM, his remarks on Dartmoor bridges, 102-3.

CROWLAND BRIDGE, 302-5.

CRUSADES, their presumed effect on bridge-building, 88 _et seq._

CURZON, LORD, his excellent remarks on Persian bridges, 214, 268-70.

CUSTOM sends reason to sleep, 16, 39, 40; see also section iii,