Lot
1606 
1873, 10¢ brown, horizontal pair, tied by bold strike of blue "Chicago Ill. Aug 18" duplex with six-bar grid cancel on orange cover to Paris, France, red "New York 'Paid' Aug 21" exchange cds, Calais (9.1.75) entry cds, framed "P.D." handstamp, Paris (9.2); small faults, Fine. Scott No. 161 Estimate $150 - 200.