1940 Definitives, 1s-1L nine different (missing 5s and 35s) imperforate horizontal pairs, n.h., v.f., rare (Cat No. 217/29var) (Image)

Est.$1,000

1921-33 collection of used and unused, perf. and imperf., with varieties (watermarks facing in different direction), offsets on gum, part perf., better items including Latvia-Africa set, plus counterfeits clearly identified, duplication, fine-v.f. (Cat No. C1/13,CB1/24) (Image)

Est.$1,000

1933 Latvia-Africa Issue, complete set of five, n.h., v.f., last one with handstamped guarantee mark, cat. $825 (Cat No. C9-13) (Image)

Cat. $825, Est.$500

1933 Latvia-Africa Issue, complete set of five, n.h., natural gum wrinkles, v.f., with 1999 Harry Hofmann certificate, cat. $825 (Cat No. C9-13) (Image)

Cat. $825, Est.$500

1933 Latvia-Africa Issue, complete set of five, n.h., v.f., signed Champion, cat. $825 (Cat No. C9-13) (Image)

Cat. $825, Est.$500

1919 15k orange yellow, 30k green, two of each, canceled on pieces, various handstamps, dates filled-in by hand, fine-v.f., signed Prof. Winterstein, cat. €350 (Cat No. Mi.IB,IIaA) (Image)

Cat. €350, Est.$150

1933-35 5s-10L imperforate proofs overprinted "'PARAUGS" (Specimen) in purple and mounted on card from the Latvian Post Office archive, few toned marks around the stamps, otherwise fine-v.f., rare (Image)

Est.$1,000

1925 Tercentenary of Libau, imperforate singles, h.r., fresh and v.f. set, cat. $500 (Cat No. B24-28var) (Image)

Cat. $500, Est.$250

1930 cliche of 1s (2s) se-tenant with 2s (4s), left sheet margin pair, error n.h., v.f., cat. $700 (Cat No. B75a) (Image)

Cat. $700, Est.$500

1932 2nd SAF card registered from Riga to Buenos Aires, with Berlin connecting cachet and arrival pmk, rare registered and flown Zeppelin card (Image)

Est.$500

1932 3rd SAF card from Riga to Brazil, with Berlin connecting cachet and arrival pmk, v.f. (Image)

Est.$250

1932 4th SAF card from Riga to Brazil, with Berlin forwarding cachet and Recife arrival pmk, v.f. (Image)

Est.$250

1932 4th SAF card from Riga to Brazil, v.f., with Berlin connecting cachet (Image)

Est.$250

1932 4th SAF cover from Riga to Brazil, v.f., with Berlin connecting cachet (Image)

Est.$250

1932 6th SAF cover registered from Riga to Brazil, v.f., with Berlin connecting cachet (Image)

Est.$250

1932 6th SAF card from Riga to Brazil, v.f., with Berlin connecting cachet (Image)

Est.$250

1932 6th SAF from Riga to Brazil, with Friedrichshafen transit and Pernambuco arrival pmks, v.f., with 2000 Sieger certificate (Image)

Est.$250

1932 7th SAF card from Riga to Buenos Aires, with Berlin forwarding cachet and arrival pmk on back, v.f. (Image)

Est.$250

1932 7th SAF card from Riga to Brazil, v.f., with Berlin connecting cachet (Image)

Est.$250

1932 9th SAF cover registered from Riga to Brazil, with Berlin connecting cachet and arrival pmk, v.f. (Image)

Est.$250

1933 1st SAF cover registered from Slampe to Brazil, Friedrichshafen transit and Curitiba arrival pmks, some toning, otherwise fine (Image)

Est.$200

1933 2nd SAF card from Slampe to Barcelona, v.f., with Berlin connecting cachet (Image)

Est.$300

1933 3rd SAF card from Slampe to Bolzano, Italy, with Berlin forwarding cachet, Barcelona transit and arrival pmks, fine card to unusual destination (Image)

Est.$250

1933 8th SAF cover from Riga to Brazil, with Berlin connecting cachet, Pernambuco arrival, v.f. (Image)

Est.$250

1935 2nd SAF card from Riga to Brazil, with connecting cachet and Marienburg-Eydtkuhnen transit, with Pernambuco arrival, v.f. (Image)

Est.$250