1862 10c green, margins all around, used on outer FL (slight bleaching at top) from Rosario to Tucuman, blue 20 March, 1863 departure pmks, fine and attractive cover, with 1998 PFC (Cat No. 6) (Image)

Est.$300

1864-72 Rivadavia, 5c, 10c and 15c reimpressions in black (made in 1964 from the original plates by A. Liechtenstein), blocks of four, v.f. (Cat No. 14-16R) (Image)

Est.$250

1899 Liberty 1p-20p, upper right sheet corner margin and part imprint blocks of four, each stamp overprinted "Muestra" in red, n.h., couple of small faults, mostly fine-v.f. (Cat No. 139-142S) (Image)

Est.$250

1935 unexploded $1 booklet with four panes of 4x5c yellow brown (Moreno), red covers (without printing or advertising), fine-v.f. (Rogers 1Dvar) (Image)

Est.$150

1938 unexploded $2 booklet, with five panes of 8x5c yellow brown (Moreno), red covers with green and black text on both sides (Service Fonopostal on back), stapled at left, also additional interleaf included, fine-v.f. (Image)

Est.$250

1930 Zeppelin, blue overprint, complete set of five used on flown Zeppelin cover to USA, with special cachet, Lakehurst arrival pmk, v.f. (Cat No. C20-24) (Image)

Est.$500

1930 (21 May) First Flight from Buenos-Aires to Lakehurst, cover addressed to Glen Ridge, NJ, with mixed green and blue overprints, appropriate cachet, with Lakehurst arrival pmk (Image)

Est.$150