Mexico Stock, 1915-20. 100's of good to better singles and sets on dealer's pages with items generally retailing between $20 to $200+; highlights including mint with Sc. #513a perf'd & imperf., 514 imperf blocks, 515 x3, 517-527 x3, 527 x4, 528-538 x2, 538 x3, 538a, 539, 539-549, 550, 500-558, 577B x2, 582-585, 584a, 590 x3 including a proof, 608-617 x2, 620, 625 x7, used with #517-527 x2, 527 x2, 538 x2, 590, 605, 620 x4, variety throughout including double overprints, imperfs, etc.; some moderate duplication, owner's retail $20,109, worth careful inspection (no photo). Scott No. 495//628a  Estimate $4,000 - 6,000. $0