259. Map to show the nature of the shore current and the forms which are molded by it 238 260. Crescent-shaped beach in the lee of a headland 239 261. Cross section of a beach pebble 239 262. A storm beach on the northeast shore of Green Bay 240 263. Spit of shingle on Au Train Island, Lake Superior 240 264. Barrier beach in front of a lagoon 241 265. Cross section of a barrier beach with lagoon in its rear 242 266. Cross section of a series of barriers and an outer bar 242 267. A barrier series and an outer bar on Lake Mendota at Madison, Wisconsin 242 268. Series of barriers at the western end of Lake Superior 243 269. Character profiles resulting from wave action upon shores 243 270. The even shore line of a raised coast 246 271. The ragged coast line produced by subsidence 246 272. Portion of the Atlantic coastal plain at the base of the oldland 246 273. Ideal form of cuestas and intermediate lowlands carved from a coastal plain 247 274. Uplifted sea cave on the coast of California 248 275. Double-notched cliff near Cape Tiro, Celebes 248 276. Uplifted stacks on the coast of California 249 277. Uplifted shingle beach across the entrance to a former bay upon the coast of California 250 278. Raised beach terraces near Elie, Fife, Scotland 250 279. Uplifted sea cliffs and terraces on the Alaskan coast 250 280. Diagrams to show how excessive sinking upon the sea floor will cause the shore to migrate landward 251 281. A drowned river mouth or estuary upon a coastal plain 251 282. Archipelago of steep rocky islets due to submergence 252 283. The submerged Hudsonian channel which continues the Hudson River across the continental shelf 252 284. Marine clay deposits near the mouths of the Maine rivers which preserve a record of earlier subsidence and later elevation 253 285. View of the three standing columns of the Temple of Jupiter Serapis, at Pozzuoli 254 286. Three successive views to set forth the recent oscillations of level on the northern shore of the Bay of Naples 255 287. Relief map of San Clemente Island, California 256 288. Relief map of Santa Catalina Island, California 257