unused 2c-$2.00 Offices in China (K1-K18), complete set, also incl. horizontal pairs of nos. K17 and K18; nos. K1-K14 are lightly hinged, others h.r., $1.00 h.s. guarantee, no. K17 pair has natural s.e. at B., fine-very fine set, Scott retail $2,210.00