1877, entire wrapper from Mompos (now Santa Cruz de Mompox) to Barranquilla, franked by 1/4 of Liberty Head 20c blue, made appropriate 5c rate for ordinary mail, tied by black straight line cancellation, light vertical fold away from the stamp, F/VF and rare, we did not find any similarly franked items, Est. $250-$300

150.00

     Air Post stamps and covers
1921 (November 14), two stamps with violet line surcharge 30c on 50c green with additional clock seal "12.30" and date "14. NOV. 1921" affixed on reverse of cover to Medellin with additional franking by vertical pair of 3c green on front, tied by Medellin "17. NOV. 1921" blue boxed ds, some soiling, still F/VF, C.v. $1,150 as two used stamps off cover, Est. $600-$700

350.00