Group of (4) 18th century Medical books

Group of (4) 18th century Medical books by Richard Mead, to include: ''The Medical Works of Richard Mead M.D.,'' 1767, Dublin: Printed for Thomas Ewing, with five folding plates, 511 pages, (staining, minor foxing, some tears, and insect damage); ''Medical Precepts and Cautions,'' trans., by Thomas Stack, 1752, London: Printed for J. Brindley, 311 pages, (rebound, foxing, staining); ''Medica Sacra or, a Commentary on the Most Remarkable Diseases,'' trans., by Thomas Stack, 1755, London: Printed for J. Brindley, 120 pages, (rebound, image bleeding, staining, minor foxing, tanning); and ''A Treatise on the Small Pox and Measles,'' trans., by a Student in Physick, 1747, London: R. Griffiths, 66 pages, (rebound, staining, minor foxing). Each book approximately 8''l, 5''w. Provenance: Acquired by descent from Dr. George R. Brush, of the settling Brush family of Southold, Long Island, New York.