:too 



Goldthwait — Twenty-Foot Terrace and 



discovered, although (here is a delta-like shoal of considerable 

 size at the presenl level, overlooked by freshly cut cliffs which 

 are over 200 feet high. 



At Bic wide tidal flats find their shoreward extension in a 

 terrace some 200 yards wide, which rises to the foot of a tine 

 straight sea-cliff (see fig. 5). The contrast between the weak 

 low bluff at the present high-tide mark and the great cliff at 

 the twenty-foot level is very striking. A view of the terrace, 

 taken from the top of the bluff shown in fig. 5, and looking in 



Fig. 4. 



Fig. 4. The shore at Trois Pistoles. The ebb tide lays bare a wide expanse 

 of mud-flats, over which large bowlders are plentifully scattered. They are 

 probably ice-rafted. The weakness of wave action at the modern high -water 

 mark is indicated by the thin shingle beach in the foreground, with salt 

 marsh vegetation on its seaward margin. 



nearly the opposite direction, may be seen in Salisbury's High 

 School Physiography.* 



About four miles beyond Bic, the Intercolonial Railway 

 descends from the upland to the coastal shelf, and remains 



*E. D. Salisbury: Physiography for High Schools, Briefer Course, 1908, 

 figure 270. The photograph is entitled "A coastal flat, village of Bic, Que- 

 bec," and is attributed to the U. S. Geological Survey. 



