137. Section across the edge of the Clyde plateau, south-east of Beith 411 138. Section across the upper part of the Clyde plateau at Kilbirnie, Ayrshire 411 139. Section across the upper surface of the Clyde volcanic plateau, Burnhead, north-west of Kilsyth 412 140. Section across the upper surface of the Clyde volcanic plateau at Campsie 412 141. Section across western edge of the Garlton plateau 412 142. Section across the Solway plateau 413 143. Section of volcanic vent at East Grange, Perthshire coal-field, constructed by Mr. B. N. Peach from the rocks exposed in a railway-cutting, and from plans of ironstone- and coal-pits 426 144. View of the Binn of Burntisland--a volcanic neck of agglomerate 428 145. View of part of the cliffs of vertical agglomerate, Binn of Burntisland 431 146. Diagram of buried volcanic cone near Dalry, Ayrshire. Constructed from information obtained in mining operations 434 147. Diagram to illustrate how Volcanic Necks may be concealed and exposed 434 148. Section across the Saline Hills, Fife 435 149. Section across the Binn of Burntisland, in an east and west direction 436 150. Section in old quarry, west of Wester Ochiltree, Linlithgowshire. Calciferous Sandstone series 437 151. Ejected volcanic block in Carboniferous strata, Burntisland 438 152. View of volcanic agglomerate becoming finer above east end of Kingswood Craig, two miles east from Burntisland 439 153. Alternations of basalt and tuff, with shale, etc., of Kingswood Craig, Burntisland 441 154. Section of the upper surface of a diabase ("leckstone") sheet, Skolie Burn, south-east of Bathgate 443 155. Section across the volcanic ridge of the Linlithgow and Bathgate Hills, showing the intercalation of limestones that mark important stratigraphical horizons 444 156. Section in Wardlaw Quarry, Linlithgowshire 445 157. Section from Linlithgow Loch to the Firth of Forth 446 158. Section across the Campsie Fells illustrating the contrast between the sills below and above the plateau-lavas 447 159. Section showing the position of the basic sills in relation to the volcanic series at Burntisland, Fife 448