GJ.660/4, 1930 Zeppelin with blue overprint, the complete set of 5 values, MNH or with tiny hinge marks, excellent quality! (Image)

GJ.718, 1931 $1.80 First anniversary of the Revolution with variety: overprint with leftward shift, VF! (Image)

GJ.846a, 1940 Mercury, pair, one with "INVISIBLE AIRPLANE" variety, VF quality, rare! (Image)

Interesting group of stamps, mostly mint (they can be without gum), interesting! (Image)

Yvert 207/214 + 261, cmpl. set of 9 mint values (the appear MNH), VF quality! (Image)

Sc.C6/C10, 1934 Copenhagen towers, cmpl. set of 5 values on cover cancelled 22/SE/1936, VF quality! (Image)

Yvert 2, 1928 75c. on 15c. carmine, fantastic block of 15 stamps with sheet corner, MNH perfect, impeccable as the day it was printed, superb, catalog value Euros 6,375. (Image)

Yv.2 + 5, cover franked with definitive stamp of 20c. to pay the surface rate + 3.75S. (Yvert 2 + 5) paying the airmail rate, sent from Quito to Bahia de Caraquez on 7/SE/1926, with arrival mark on front for 12/SE, rare, very attractive! (Image)

Yvert 5, 1928 3S. on 60c. light chestnut, fantastic block of 15 stamps, MNH (4 stamps with hinge reinforcing the perforation), the gum is a little crystallized, all the same very fresh, excellent color, fantastic. Catalog value Euros 2,400 (Image)

Yvert 6, 1928 1S. on 20c. gray, large corner block of 10 stamps, MNH perfect and very fresh (one example with light adherences), fantastic and rare, catalog value Euros 2,300 (Image)

Sc.C8/C15, 1929 cmpl. set of 8 values, MNH, excellent quality! (Image)

Yvert 236, 1947 Manuel de Falla 25P., used strip of 5 + strip of 3 + pair, each piece includes one stamp with VARIETY: "worn background at bottom left", very interesting, VF quality! (Image)

Sc.C6/C12, 1935 Lima 400 years, the set of 7 values franking a cover sent to Argentina on 19/JA/1935, minor defects, very nice! (Image)

Sc.C45/C48, 1937 Inter-American Congress of Aviation, the set of 4 values on a cover used on 15/SE/1937 (first day of issue), VF quality! (Image)