1919, 1st Constitution issue, imperforated plate proofs of 3r and 5r in issued colors, two horizontal pairs on ordinary paper, no gum as produced, NH, VF and scarce proofs from the Postal Archives (Image)

1920-21, Sun Design, 5k-75k, seven horizontal or vertical (1) gutter pairs, two with inscriptions, one stamp of 20k with spot of gum missing, three pairs have fold along the gutter, full OG, NH, VF (Image)

1920-21, Sun Design, 20k and 75k, two sheet margin horizontal pairs, imperforated vertically between stamps and on the side; in addition vertical bottom sheet margin vertical pair of 50k, imperforated at the foot, full OG, NH, VF (Image)

1921-22, Stars and Coat of Arms, 50k-100r, complete set of 13, printed on watermarked LIGAT paper, including stamp of 10r with perforation 10x11½, full OG, NH, mostly VF (Image)

1923-25, Stars, 1s-50s, 41 imperforated proofs, including 20 horizontal or vertical pairs and a single of 25s, watermark LIGAT, no gum as produced, NH, VF and a colorful group of Archival proofs (Image)

1932, Riga Exhibition, black overprint on Stars, 3s-35s, complete set of four imperforated proofs in horizontal pairs, no gum as produced, NH, VF and scarce Archival proofs (Image)

1938, View of Vidzeme, 3s brown orange, bottom right corner sheet margin vertical pair, imperforated at the bottom, full OG, NH, VF (Image)

Air Post Stamps. 1931, Bleriot XI, imperforated proof of 15s in red (issued color), block of six triangle stamps, no gum as produced, NH, VF (Image)

Air Post Stamps. 1933, ''Latvia - Africa'' Flight, black overprints or surcharges on the third Bleriot XI issue, complete set of five, three with sheet margins, full original slightly toned gum on three low values, NH, VF, each value with expert's hs on reverse, C.v. $800 (Image)