United States, 1916-22 Wash-Frank Coils. Including 487(3 pairs & single), 493(6 pairs), 494(2 pairs) and 497(2 pairs); line pairs 487, 488(2), 489(2), 492, 494(3), 495(2), 496(3) and 497; o.g., most never hinged, few l.h., couple with h.r.'s and 492 line pair reinforced, few minor flaws, generally fresh fine to very fine or better, owner's 2008 Scott catalog value $2,114. Scott No. 487//497  Estimate $600 - 800. $0