VERY FINE AND A GREAT RARITY. ONLY 11 EXAMPLES OF THE 1917 20-CENT PERF 10 AT TOP OR BOTTOM ARE RECORDED IN OUR CENSUS, AND OF THOSE, SEVEN ARE SOUND.
Our census of Scott 515d, available at our website at http://siegelauctions.com/dynamic/census/515d/515d.pdf , contains a total of 11 copies, all of which are used. Of the 11 copies, seven are sound.
Census No. 515d-CAN-02. With 2001 P.F. certificate