273, or it may be held in a trough made of two strips of wood from each of which an arris has been chamfered and then the two nailed together, Fig.274.A dowel or nail may be inserted in the trough for a stop.

Stop chamfers are pared best with a chisel, Fig.

275, held according to convenience either flat side or bevel side up.

See under chisel, p.

53.
[Illustration: Fig.273.Piece Held in Vise to Chamfer.] [Illustration: Fig.274.Trough for Planing Chamfers.] [Illustration: Fig.275.Stop Chamfering.] (2) BOARD STRUCTURES.
These include such pieces as wall brackets, sets of shelves, book-racks, plate-racks, drawing-boards, foot-stools, taborets, and boxes.
The advantage of this form of construction is that it is comparatively easy to make; the disadvantage is that if the boards are wide, they are sure to shrink and swell.