Sc.C31/38, 1937 Puntarenas expo (airplane, ship), compl. set of 4 values in blocks of 4 with SPECIMEN overprint and punch hole, excellent quality, market value US$50 or more! (Image)

4 Stamps overprinted in 1924, mint with or without gum, and 1 with INVERTED overprint, used. Fine to very fine quality, interesting group! (Image)

Yvert 48 + 49, both with INVERTED OVERPRINT, very fine quality! (Image)

Sc.2, 1862 2R. red, block of 4, mint full original gum, excellent quality! (Image)

Sc.66a, 1907 50c. José Castro perforation 14, mint original gum, VF quality! (Image)

Huge stock of circa 2,000 mint or used stamps, excellent general quality, it includes good sets, classics, scarce cancels, blocks of 4 or larger, much airmail, etc. HIGH CATALOG VALUE, good opportunity at low start! ATTENTION: please view ALL the photos of the lot, because all the stamps have been scanned. Heavy lot, the shipping costs from Argentina worldwide will be between US$35 and 50, please take this into account before placing your bid! (Image)

Sc.O60, pair with INVERTED "1921 - 22" overprint, MNH, VF quality! (Image)