(13

p 66 doubts whether terraces opposite mouth of Glen Turrit are effects of subsequent draining of lake or of river.—

(NB. at head of valley, generally accumulation of matter, because channels diked: if aided by period of rest.

Chief Points to be Attended to.

The shelves according to Macculloch must be due to accumulation the Dick to corroding.— — where cut off (Dick) truncated below level.— but Macculloch disputes this truncation.

1st Nature of shelves, with respect to foundations

2d Organic remains. Belani Serpulæ.— calcareous matter.

3d. Abrupt termination of shelves.— cause — examine hill of Bohuntine.— where terminates, in rock corroded as would be from tides.—

4th. Is there lip of escape to shelf. 3d. Glen Fintac.

5th. Are there 2 or 3 shelves in Glen Guoy.

6th Relative height of Glen &c 2d shelf at Loch Spey

7th Does Alluvium vary above upper shelf

8th Has it much lubricity. —

9th Are there traces of more lines than the three

10th How far are the furrow, now occupied by streams, irreconcilable with idea of lake or sea

(14

11th The relative preservation of the shelves.

12th The great problem, why lines absent in other parts. The Hill of Bohuntine and Glen Turrit must answer this.—

13th Examine Tom-na-fersit and entrance of Loch Treig for Balani. and smooth waterworn rocks, also Barnacles on transported blocks.─

14th Shelves correspond to head of plains

15th Form of valleys of Glen Roy and Gluoy, and of Hill of Bohuntine