Model MX110 tube stereo tuner preamplifier, printed "McIntosh Laboratory, Binghamton, NY, Made in USA" s/n 129X6, walnut veneer caseh. 6-3/4 w. 16-1/2 d. 13-1/2 in.Provenance: Estate of Marie D. Schwartz, author & philanthropist, of New York City, NY & Greenwich, CT