1925-28 first flight covers (3) from 1925 Lloyd Aereo Rio Cuarto - Cordoba with cachet, 1928 AEROPOSTALE (CGA) Buenos Aires - Montevideo official card, 1928 DOOLITTLE Survey flight Buenos Aires - Asuncion with cachet. Scarce group. (3) (Image)

1928-29 reg covers (6) with some foxing incl. Rosario to Liverpool (19 vals), attractive group, also 22/3/29 postal stationery card F.F B Aires-Asuncion, Paraguay. (7) (Image)

1929 first flight covers (3) CAA Buenos Aires - Monte Caseros (CGA card) only 24 flown, FICAELLI flight Posadas - Monte Caseros addressed to fellow pilot Vachet, 1929 Sept 12th Vachet flight Comodoro Rivadavia - Buenos Aires cover with flight imprint & scarcer thus. (3) (Image)

1929 first flight covers (3) PANAGRA Oct 12th Buenos Aires - Santiago with special slogan pmk (only 14 flow), another but Buenos Aires - Buenaventura Columbia with purple cachet (only 7 flown), November 29th ST. EXUPERY flight Batia Blanca - Comodore Rivadavia (168 flown). Scarce trio. (3) (Image)

1930 Jan 15th NYRBA first flight cover Buenos Aires - Rio De Janeiro, 1930 Feb 19th NYRBA first flight Buenos Aires - Miami company cover with cachet addressed to pilot's sister 'Eva Grooch' & signed by pilot W. S. Grooch (only 7 signed are known). (Image)