Varro

Roman Farm Management. The Treatises of Cato and Varro done into English, with notices of modern instances, by a Virginia Farmer. 1913.

Velleius Paterculus

The Roman History of C. Velleius Paterculus. In two books. Translated from the Oxford edition, and collated with all the former ones of Note. By Thomas Newcombe, M.A. 1721.

Sallust, Florus, and Velleius Paterculus, literally translated by the Rev. John Selby Watson, M.A. 1852.

Vitruvius

Vitruvius' Architecture was an indispensable handbook in the 1500s, not only for architects, but for any gentleman who pretended to taste. Thus there are many fine illustrated editions from that time.

M. Vitruvii Pollionis De Architectura Libri Decem ad Caesarem Augustum; omnibus omnium editionibus longe emendatiores, collatis veteribus exemplis. Lugduni, 1552. With many illustrations.

M. Vitruvii Pollionis De Architectura Libri Decem, cum commentariis Danielis Barbari, Electi Patriarchae Aquileiensis. Multis aedificiorum, horologium, et machinarum descriptionibus, & figuris, una cum indicibus copiosis,auctis & illustratis. venetiis, 1567. Beautifully printed in italic type, with splendid engravings.

M. Vitruvii Pollionis De Architectura Libri Decem, ad Caes. Augustum... (Missing title page in scan, but the date "1586" is scrawled on a blank page, which seems about right from the style of printing.)

The Architecture of Marcus Vitruvius Pollio, in ten books. Translated from the Latin by Joseph Gwilt. 1826.

The Ten Books on Architecture, translated by Morris Hicky Morgan, Ph.D., Ll.D. With illustrations and original designs prepared under the direction of Herbert Langford Warren, A.M. 1914.
(Another copy.)