1925, 7k-40k, 13 mint perforated and imperforated stamps, including set on thick paper, four imperforated proofs on Goznak paper with text on reverse (some folds) and one maximum card, nice condition, full OG, NH or hinged (proofs have no gum as produced), F/VF (Image)

1925, essay of unaccepted design for 40k in violet brown, right sheet margin imperforated block of four, printed on watermarked Borders and Rosettes paper, full OG, NH, VF and very scarce multiple (Image)

1934, 5k-35k, 12 mint stamps, including stamp of 15k on ''cotton'' paper and imperforated pairs of 5k and 10k (right stamp of the last one has tiny spot of gum scratch), mainly full OG, NH (pair of 5k is NH, 10k - NH/LH) or LH, F/VF (Image)