Sc.C1/C3, 1921/2 Set of 3 overprinted values, set in singles and blocks of 4 (2 blocks of 4 mint without gum), VF quality! (Image)

Sc.C7/C8, 1925 Montevideo - Florida flight (heron), set of 2 mint values, very fine quality! (Image)

Sc.C14/C25, 1928 Albatross, complete set of 12 values in blocks of 4 of excellent quality (the bottom stamps in each block are MNH). The blocks of 30c. and 50c. include the variety "first O of CORREOS broken at left", rare, good opportunity! (Image)

Sc.C15, 1928 Albatross 20c. IMPERFORATE at right, excellent! (Image)

Sc.C59, 1929 Pegasus 4.50P. black, large mint block of 8, 4 with light crease, excellent front, possibly the largest multiple of this value, very attractive and rare! (Image)

Sc.C60A + other values, old airmail collection mounted on pages, it includes good values and sets, catalog value US$550+. IMPORTANT: Please view ALL the photos of the lot, because all the stamps have been scanned (Image)

Yvert 56/59, 1931 Pegasus, complete set of 4 values (3rd series of the Pegasus issue) in large MNH blocks of 25, very attractive! (Image)

Yvert 112a, 1945 Allied Victory 23c. on 50c. with DOUBLE OVERPRINT, very fine quality! (Image)

Yv.135, 1947/55 5P. green with DOUBLE IMPRESSION variety, excellent quality! (Image)

Yv.135, 1947/55 5P. green, corner block of 4 with DOUBLE IMPRESSION variety, gum a little darkened, excellent front, rare! (Image)

Yvert 145, 1949 31c. Centenary of the University, horizontal pair IMPERFORATE BETWEEN, excellent and rare! (Image)

Sc51/55, 1930/1 Pegasus, the 5 high values of the set, very nice! (Image)