- 1834  (1926)  You cannot take a boat upon your shoulders and carry it over any obstacle such as Cameron's Falls or the pitch at Bobcajewonunk, and in coming up even a practicable rapid in a boat you may indeed put out your whole strength. . . .
- 1871  (1872)  The salmon here stand almost always on the ledges of rocks at the top of the rapids and "pitches", as a small fall is called. Some of these pitches are too steep to pole up but most of them can be run. . . .
- 1946  At the first rapid--a mean, rock-studded seventy-yard pitch--Mary caught her breath and exclaimed: "Surely, you can't take the canoe up there!"
3 n. Lumbering, Hist. of water in a stream, the point of greatest volume, as the peak of the spring runoff.
- 1883  It is an anxious time . . . for upon a favorable and early start, with a good "pitch of water," may depend the whole success of the "drive" . . . If the ice "hangs on" too long the water may fall--in fact, it is falling every day after a certain pitch. . . .