1935, National Olympic Games, Condor, 10p black and gray, the high value of the set, nicely centered, full original gum slightly yellowing at the bottom perforation, LH, VF, C.v. $500 (Image)

Air Post stamps. 1923-28, Seaplane over Magdalena River and Bogota Cathedral, complete set in sheet margin blocks of four, including registration stamp, full OG, NH, VF, C.v. $817.40 as hinged (Image)