Group of (2) 18th century philosophical books

Group of (2) 18th century philosophical books, to include: ''Nature of the Gods,'' by M. Tullius Cicero, 1741, London: R. Francklin, 283 pages, (foxing, tanning, image bleeding), 8''l, 5''w; and ''Physico-Theological Discourses,'' by John Ray, 1713, London: William Innys, 456 pages, (minor cracked front board, foxing, image bleeding, tanning), 8''l, 5''w. Provenance: Acquired by descent from Dr. George R. Brush, of the settling Brush family of Southold, Long Island, New York.