Development of an arcuated style. Diagrams 139-142 286. Canterbury Cathedral. Capital from the Crypt 142 287. Ely Cathedral. Capital from 143 288-293. Development of Piers and Jambs. Diagrams 143-144 294. St. Paul without the Walls, Rome. Cloisters of 145 295-308. Development of Piers. Diagrams 146-148 309-311. Do. Jambs. Do. 150 312. St. Leonard’s Priory, Stamford. Part of Western Entrance 151 313-318. Diagrams explanatory of Groined or Intersecting Vaulting 153-157 319. Church of the Holy Trinity at Caen. View of the Crypt 157 320. Canterbury Cathedral. View of Crypt 158 321. Durham Cathedral. View of Crypt 159 322-326. Developments in the system of Vaulting. Diagrams 162-164 327. St. John’s Chapel, Tower of London. Apsidal Aisles of 165 328. St. Bartholemew’s Church, Smithfield. Do. 165 329. Do. do. Plan of Apse 165 330. Worcester Cathedral. Chapter-house 167 331. Do. Plan of Crypt 167 332. Do. View of Crypt 168 333-348. Vaulting by means of the Dome. Diagrams 169-175 349. Diagram explanatory of the various parts of a Groined compartment 182 350. Westminster Abbey. Vaulting of Aisle round Apse 184 351-352. Vaulting a Polygon with a Central Pillar. Diagrams 184 353. Westminster Abbey, Chapter-house. View of _To face_ 185 354. Vaulting with _Raised_ Ridges. Diagram 186 355. St. Saviour’s, Southwark. Vaulting of Cells adjoining the Clerestory 187 356-372. Ribs, Filling-in and various forms of Vaulting. Diagrams 191-198 373. York Cathedral, Chapter-house. Plan and view of Vaulting 199 374. Glasgow Cathedral. Plan of Vaulting of the Crypt under the Choir 200 375-378. Plans of Vaulting of the Choir, Lincoln; Chapter-house, Lichfield; Kitchen of the Monastery, Durham; and the Lady Chapel, Southwark 202-205 379. Westminster Abbey. St Faith’s Chapel. View looking East 206 380. Do. do. do. West _To face_ 207 381-383. Intermediate Ribs in Vaulting. Diagrams 208-209 384. Westminster Abbey. Vaulting West of the Crossing 209 385. Chester Cathedral. Chapter-house 210 386. Crosby Hall, London. Plan and View of lierne vaulting to Oriel 214 387. Eltham Palace, Kent. Plan and View of lierne vaulting to Oriel 215 388.