The American Printer: A Manual of Typography / Containing practical directions for managing all departments of a printing office, as well as complete instructions for apprentices; with several useful tables, numerous schemes for imposing forms in every variety, hints to authors, etc.

by Thomas MacKellar

Dulce et decorum est pro patriâ mori.—It is sweet and pleasant to die for one’s country.

Dulia.—An inferior kind of worship.

Dum spiro, spero.—Whilst I breathe, I hope.

Dum vivimus, vivamus.—While we live, let us live.

Duo.—Two; a two-part song.

Duodecimo.—A book having twelve leaves to a sheet.

Durante placito, or durante beneplacito.—During pleasure.

Durante vitâ.—During life.

Dux fœmina facti.—A woman was the leader to the deed.

E pluribus unum.—One out of many; one composed of many: the motto of the United States.