33.
Boards ordinarily sawn from logs are "slash-sawn," i.e., they are tangential or bastard, each cut parallel to the previous one.

By this process, only the central boards would be radial or "rift" boards.
[Illustration: Fig.53.Edging grinder or Hog.

It cuts any kind of wood into coarse or fine chips suitable to be handled by chain conveyor or blower.] [Illustration: Fig.54.

Scrap-Pile.

Oscilla.