Typ.—Typographer.
U. C.—Upper Canada.
U. C.—Urbe conditâ, year of Rome.
U. E. I. C.—United East India Company.
U. G. R. R.—Underground Railway.
U. J. D.—Utriusque Juris Doctor, Doctor of both Laws, (Civil and Canon.)
U. K.—United Kingdom.
ult.—Ultimo, last; of the last month.
Unit.—Unitarian.
Univ.—University.