Several collectors have lent pictures, and their kind aid is acknowledged in the table of illustrations.

W. S. S.

November 11th, 1914.

CONTENTS

CHAPTER THE FIRST
PAGE
ON THE STUDY OF BRIDGES AND ROADS [1]
[Section I.] General Views, from p. 3 to p. 13. [Section II.] Strife andHistoric Bridges, from p. 14 to p. 52. [Section III.] Custom and Convention,from p. 53 to p. 84. [Section IV.] Controversies, from p. 85 to p. 106.
CHAPTER THE SECOND
MAN AS THE MIMIC OF NATURE [107]
[Section I.] Preliminary Considerations, from p. 109 to p. 112. [Section II.]Among the Heralds of Man, from p. 113 to p. 124. [Section III.] TheSlab-Bridge with Stone Piers, from p. 125 to p. 128. [Section IV.] Tree-Bridgeswith Stone Piers, from p. 129 to p. 132. [Section V.] Tree-Bridgeswith Timber Piles, from p. 133 to p. 135. [Section VI.] SomeTypical Timber Bridges, from p. 136 to p. 143. [Section VII.] PrimitiveSuspension Bridges, from p. 144 to p. 149. [Section VIII.] NaturalArches—their Significance and their Influence, from p. 150 to p. 164.
CHAPTER THE THIRD
A FEW WORDS ON THE ROMAN GENIUS [165]
CHAPTER THE FOURTH
OLD BRIDGES, EUROPEAN, PERSIAN AND CHINESE [205]
CHAPTER THE FIFTH
ON THE EVOLUTION OF UNFORTIFIED BRIDGES [329]
APPENDIX I
CHINESE GABLED BRIDGES [365]
APPENDIX II
STEEP ROMAN BRIDGES [367]

INDEX AND GLOSSARY

[369]

LIST OF COLOUR PLATES

[Frontispiece.] Pont St. Bénézet over the Rhône at Avignon.Built between the years 1177 and 1185. National Gallery ofAustralia.
TO FACE PAGE
Railway Bridge at Albi in France [8]
Pont Valentré at Cahors in France: the Fortified Gatesand Towers. Thirteenth Century. See also the [second picture]of this Bastille Bridge [16]
The Alcántara at Toledo. Mainly the work of ArchbishopTenorio, A.D. 1380; fortified by Andres Manrique, A.D. 1484.Collection of Miss E. C. Rossignol [32]
War-Bridge of the Middle Ages at Parthenay in France [36]
Cannon Street Railway Bridge, London. Collection of theFine Art Society [48]
Old London Bridge. Begun by Peter Colechurch in 1176, andfinished by a Frenchman, called Isembert, in the year 1209 [52]
Old Bridge over the Clain near Poitiers [56]
At Albi on the Tarn in France. Showing on our right theOld Houses, and beyond the Bridge, on our left, the great OldChurch, famous for its fortifications [72]
Tower Bridge, London. Collection of John Lane, Esq. [80]
Famous Bridge at Espalion in France. Said to date from theEighth Century [88]
Pont du Tarn at Albi in France. Said to date from about theyears 1035-40 [92]
Pont de Vernay at Airvault, Deux-Sèvres. Famous bridgewith ribbed arches, French Romanesque Period, Twelfth Century [96]
Old Bridge over the Aude at Carcassonne in France.Twelfth Century [104]
Gothic Bridge at Villeneuve-sur-Lot, France [120]
Ponte della Paglia at Venice. Renaissance. Collection ofR. Workman, Esq. [152]
Roman Aqueduct at Segovia in Spain [184]
Huge Defensive Bridge at Córdova in Spain. OriginallyRoman, but remodelled by the Moors in the Ninth Century.Recently so much repaired that it looks almost new [188]
Old Bridge with Houses at Kreuznach on the Nahe,Prussia [208]
The Rialto in Venice. Designed in 1588 by Antonio da Ponte.Collection of the Fine Art Society [212]
New London Bridge. Designed by George Rennie, and carriedout by his brother, Sir John Rennie. Opened to the public in1831. Collection of Charles Holme, Esq. [220]
Three-Arched Bridge at Venice, over the Canal ofSt. Giobbe. Brick and stone. Renaissance. Collection ofJ. Heaton, Esq. [224]
Gothic Bridge at Barnard Castle, Yorkshire [232]
Gothic Bridge with Shrines at Elche in Spain [236]
Old Bridge at Espaly, near Le Puy, in France [240]
Pont des Consuls over the Tarn at Montauban in France.Fourteenth Century [256]
Pont Valentré at Cahors-sur-Lot. Thirteenth Century. Seealso the [other picture] of this Bastille Bridge [264]
The Alcántara at Toledo. Showing the Moorish Gateway atthe Town end of the Bridge. See also the other picture [284]
Spanish War-Bridge—the Bridge of St. Martin at Toledo.Its history seems to date from 1212, but in the fourteenth centuryit was rebuilt by Archbishop Tenorio [288]
Ponte Nomentano over the Anio; a Mediæval War-Bridgein the Campagna [296]
Laroque on the River Lot, near Cahors. A sort of inlandGibraltar; a part of the village is built on bridges thrown acrosschasms in the rocks [300]
Pont Neuf at Paris. Built in 1604, but much altered since theRenaissance [320]
The Tower Bridge, London. Albertina Collection, Vienna. Seealso the other drawing [328]
Pont Henri IV over the Vienne at Châtellerault in France.Built by Charles Androuet du Cerceau, 1564-1609 [332]
Pont de Tours, France. Famous Bridge of the EighteenthCentury [344]
On the Tarn at Millau in Southern France. Representingthe broken end of an old bridge with a mill built on it; behind isan arch of the new bridge [352]

LIST OF BLACK AND WHITE ILLUSTRATIONS

PAGE
Historic Vitry-le-François, on the Marne [v]
Bridge of Boats at Cologne [1]
Broken War-Bridge of the XIII Century, at Narni in Italy [14]
War-Bridge of the XIV Century at Orthez in France [18]
Ruins of the great Roman Bridge over the Nera atNarni, Italy [24]
Puente de San Juan de las Abadesas at Gerona in Spain [29]
The Old War-Bridge of Stirling [45]
Pont Sidi Rached at Constantine in Algeria: 1908-1912 [53]
In the Valley of Wycollar, Lancashire: the Weavers’Bridge [63]
Pont du Diable, St. Gotthard Pass [67]
Old Town Bridge in Perugia, Italy [85]
At Zutphen in Holland [107]
In Kashmír: Primitive Bridge with Triangular Arches [161]
Bridge at Waltham Abbey attributed to Harold [163]
Smyrna: Roman Bridge and Aqueduct [165]
The Pont du Gard from above the First Tier [172]
Ruins of a Roman Bridge over the Loire at Brives-Charensac [180]
The Bridge at Zaragoza, partly Roman [187]
Ponte Rotto at Rome, anciently the Pons Palatinus orSenatorius [192]
Ponte Maggiore over a Ravine of the Tronto at Ascoli-Picenoin Italy: built in the Middle Ages, but Romanin Style [200]
The Pul-i-Kaisar at Shushter in Persia [203]
Durham [205]
The Pul-i-Khaju over the Zendeh Rud at Isfahan inPersia [213]
Staircase Bridge in China [248]
Bridge over the Main at Würzburg in Bavaria (1474-1607) [259]
Bridge of Ali Verdi Khan over the Zendeh Rud atIsfahan [269]
Primitive Timber Bridge in Bhutan, India [273]
Defensive Bridge at Sospel [276]
Broken War-Bridge at Narni in Italy [277]
War-Bridge over the Gav-de-Pau at Orthez in France [279]
War-Bridge at Monmouth [281]
The Rabot at Ghent: a Fortified Lock [289]
Todentanzbrucke at Lucerne in Switzerland [292]
Pont Saint-Esprit [293]
Canal Bridge in Venice [329]
Rain [363]

A BOOK OF BRIDGES