A board upon which the copy is pasted for the purpose of photographing.

When the basis weight of paper differs from the actual weight, the term nominal weight is used.

An antioxidant agent used to prevent inks from skinning over in the can.

Lines that appear on laid paper as a result of the wires of the papermaking machine.

Black step-marks printed on the back of folded sheets, to facilitate collating and checking of the sequence of book signatures.

Paper which has a different color or finish on each side.

A number assigned to a printing project used for record keeping and job tracking. Also used to retrieve old jobs for reprints or reworking by customer.

A term used to describe how well a paper runs on a printing press.

A soft paper that is thick and holds up well under embossing.

The resistance to scratching of a surface of paper by other paper surfaces or other materials.