| /ABNC archive progressive die proofs with blank value tablet. Designed as consular service stamps in 1947, the fiscal issues were overprinted in a range of values for postal use in 1951. On India paper mounted to Index Copy cards. Unique.
| /Airmail cover from the German Embassy in Quito to Hamburg, displaying 4 x 20c violet and 2 x 50c dark red Aero overprint stamps from 1936, plus a further 10c brown from the Darwin series. German Embassy seal to reverse.
| /Hamilton Bank Note Company 3c postal card to Bremen with handwritten message on reverse. Guayaquil CDS, Bremen reeiving stamp and oval Kruger forwarder's handstamp. H&G 11.
| /Choice unmounted mint with each stamp selected as marginals with colored guide lines in the selvedge.
| /Full set of eight specimen values, four of which are marginal, all with punch holes. The stamps are MNG due to being stored in the basement of the printer, Waterlow, which was flooded during World War II, after the German bombing of London. Horizontal crease on the 50c value.
| /Set of three ABNC die proofs on India paper, two mounted to card. An unusual design for ABNC with MULTAS embossed over the engraved design.
| /Two ABNC die proofs depicting an attractive Guayaquil scene. India paper mounted to card in the issued colors.
| /Complete set of ABNC die proofs in the issued colors. Printed on India paper, mounted to card.
| /The scarcest stamp in the 1929-1944 airmail series. The regular Mendez Bogota-Quito overprint of 1930 was printed in red-brown ink with a print run of 5,000. However, one sheet of 100 only was overprinted in black. A very difficult stamp. Unlisted in Scott, Sanabria 50. Two expertization signatures on the reverse.
| /Overprinted onto the Officials, hence the three 'wheel' symbols in the center of the stamp. Only 5,000 sets overprinted.
| /Complete set in unmounted mint blocks of four. Only 2,000 sets printed. Attractive and scarce as blocks.
| /Waterlow file copies with hole punch. Part set, missing 2c and 50c values. These stamps are MNG and show partial water damage from being stored in the basement of the printer which was flooded during World War II after the German bombing of London.
| /SCADTA first printing with Provisional at the 45 degree angle. Only 4,200 issued. Slight toning.
| /Pro Patria commemorative overprint service stamps. Erroneously listed in Scott as essays, these were a private overprint on an official stamp. The red AERO overprint is particularly scarce with only 1000 copies printed. MNG as issued.