D. MILNE HOME ON THE PARALLEL ROADS OF LOCHABER. 649 
EXPLANATION OF PLATES. 
Plate XLII. General Plan of Lochaber, showing all the Parallel Roads. 
Plate XLII. Plan of Glen Collarig, where Shelves 2, 3, 4 terminate. 
Plate XLIII. Part of Glen Spean, where Escars and Boulders abound. 
LIST OF DIAGRAMS. 
Figure 1. Sketch from Turnpike Road at Tulloch, looking towards north side of Glen Spean, showing 
mounds of detritus which had formed part of bottom of the lowest Lake (Shelf 4), 
cut through by mountain streams. Referred to p. 598. 
Figure 2. Plan of Escars in Alt-na-Bruach. (Text, p. 602.) 
Figure 3. Section of Escar in Alt-na-Bruach. (Text, p. 603.) 
Figure 4. Lower end of Loch Laggan, showing old bottom of Lake (Shelf 4) cut through by River, 
now discharging from it. (Text, p. 606.) 
Figures 5 and 6. Plan and Section of Invergussern (in Text, p. 608.) 
Figures 7 and 8. Plan and Section of old Lake near Monassie, (in Text p. 609.) 
Figure 9, Glen Gluoy, its two Shelves, to explain why higher Shelf reaches farther down Glen than 
lower Shelf. (Text, p. 610.) 
Figure 10, Glen Collarig; the blockage in it. (Text, p. 611.) 
Figure 11. Plan showing the position of the Kilfinnin Shelf. (Text, p. 613.) 
Figure 12. Loch Ness, part of, showing where detritus prevails most on its banks. (Text, p. 614.) 
Figure 13. Old River Cliffs on right bank of Spean. (Text, p. 617.) 
Figures 14 and 16. Plan and Section of two Shelves or Roads at mouth of Loch Treig. (Text, pp. 
630, 631.) 
Figure 15. Section showing Terrace on South Bank of Loch Treig, with tall Boulder sticking in it. 
(Text, p. 636.) 
Figure 17. Shelf 4, near Inverlair, with Boulder on it. (Text, p. 645.) 
