A brickwork pattern showing a Flemish bond on both faces of a wall.

The subdivision of large cusps into smaller ones.

Ware that has a finish coat on both surfaces.

A hammer with a striking face at each end of the head.

1. Descriptive of any joinery, as a molding, which is formed of two parts having faces in different planes. 2.

A standard designation for steel pipe in which the thickness of the pipe wall has been increased beyond that of