SPAIN 1879? 10c DOUBLE PRINT INVERTED IMPERF BLK of 4? MNG? Ex-King FAROUK Posted on November 21, 2023 by admin Ex King FAROUK of EGYPT? . SPAIN 1879? 10c DOUBLE PRINT INVERTED IMPERF BLK of 4? MNG? . This Block of four has The Palace Seal on the reverse. We Respond to all inquiries within 24 hours, normally in about 2-3 hours.