FIG. LIST OF ILLUSTRATIONS 1. Weathering of rock, as shown by old masonry. (The "falsebedding" and other original structures of the stone are revealed by weathering) PAGE 12 7. Erosion of limestone by the solvent action of a peaty stream, Durness, Sutherlandshire 25 8. Pot-holes worn out by the gyration of stones in the bed of a stream 9. Grand Cañon of the Colorado 30 33 10. Gullies torn out of the side of a mountain by descending torrents, with cones of detritus at their base 35 11. Flat stones in a bank of river-shingle, showing the direction of the current that transported and left them 37 12. Section of alluvium showing direction of currents 37 13. River-terraces 38 14. Alluvial terraces on the side of an emptied reservoir 43 15. Parallel roads of Glen Roy. 44 16. Stages in the filling up of a lake. 45 17. Piece of shell-marl containing shells of Limnæa peregra 46 18. View of Axmouth landslip as it appeared in April 1885. 51 19. Section of cavern with stalactites and stalagmite 54 20. Section showing successive layers of growth in a stalactite 55 21. Travertine with impressions of leaves 58 22. Glaciers and moraines 63 23. Perched blocks scattered over ice-worn surface of rock 64 : 24. Stone smoothed and striated by glacier-ice 66 |