EARLIEST KNOWN USAGE 1860 6d Green tied by “96” bursting sun pmk on small piece bearing MARYBOROUGH NO6 1860 cds, small accompanying part of reverse of original letter with SHIP LETTER NO10 1860 SYDNEY cds, stamp has been lifted and hinged back into place, earliest known use of this stamp Expertise : RPSV Estimate: € 800 – € 1’500 (Image)