Lot
758 
Mexico, 1886, Numeral unwatermarked, 1c yellow green, perf 12, vertical pair, on reverse with 1887, 3c red Numeral (184) on cover from Toluca to London, England, this cover was underpaid as the rate was 10c and it only paid 5c, underpaid covers in classic Mexico are almost not existent, this did not paid postage due, Very Fine. Scott Nos. 174 Estimate $150 - 200.