1867 2kr to 50kr coarse print, complete set of plate proofs in blocks of four on thin ungummed paper in issued colours, very fine & rare, apparently only one sheet of 100 was printed for each value (Image)

1867 2kr Yellow, three examples tied by WIEN 3/6 72 cds on printed matter to Nancy, “France” crossed out and replaced by “Lothringen”, P.D. hs alongside, fine & scarce (Image)

1867 5kr complete proof sheet of 100 in red (issued colour) on thinner ungummed paper, with margin bars, very fine for this & unique item (Image)

1867 5kr complete proof sheet of 100 in light brown (colour of the 15kr) on thinner ungummed paper, with margin bars, very fine for this & unique item (Image)

1867 5kr complete proof sheet of 100 in yellowish brown (colour of the 15kr) on thinner ungummed paper, with margin bars, very fine for this & unique item (Image)

1867 5kr complete proof sheet of 100 in dark blue (colour of the 10kr) on thinner ungummed paper, with margin bars, very fine for this & unique item (Image)

1867 5kr complete proof sheet of 100 in yellow (colour of the 2kr) on thinner ungummed paper, with margin bars, very fine for this & unique item (Image)

1867 5kr complete proof sheet of 100 in milky blue (colour of the 10kr) on thinner ungummed paper, with margin bars, very fine for this & unique item (Image)

1867 5kr complete proof sheet of 100 in green (colour of the 3kr) on thinner ungummed paper, with margin bars, very fine for this & unique item (Image)

1867 5kr complete proof sheet of 100 in violet grey (colour of the 25kr) on thinner ungummed paper, with margin bars, very fine for this & unique item (Image)

1867 5kr complete proof sheet of 100 in dark brown (colour of the 15kr) on thinner ungummed paper, with margin bars, very fine for this & unique item (Image)

1876ca. Essays for planned 1867 succession issue: Emperor’s head to the right with denomination “5” in 14 perforated proofs in different colours, maybe by Bader, mixed to very fine, a unique and elusive group (Image)

1876ca. Essays for planned 1867 succession issue: Emperor’s head to the right with denomination “15” in 11 perforated proofs in different colours, no gum, probably by Bader, very fine for this elusive essays, extremely rare and illustrated in H.Kropfs ‘Die Postwertzeichen des Kaiserthums Österreich…..’ Praha 1908 (Image)

1876ca. Essays for planned 1867 succession issue: Emperor’s head to the right in green in 3 different designs without denomination (blank value tablet), ungummed, one with manuscript annotation ‘Bader’, most probably a unique trio (Image)

1876ca. Essays for planned 1867 succession issue: Emperor’s head to the right in 4 silver bromide proofs (including one with extra frame mock up), without denomination (blank value tablet) except one with denomination “5”, ungummed, one with fault but most probably a unique ensemble (Image)

1876ca. Essays for planned 1867 succession issue: Emperor’s head to the right in green without denomination (blank green value tablet), ungummed, at back manuscript annotation “Knipfler”, some faults but most possibly unique (Image)

1876ca. Essays for planned 1867 succession issue: Emperor’s head to the right in brown without denomination (blank white value tablet), ungummed, some faults but most probably unique (Image)

1876ca. Essays for planned 1867 succession issue: Emperor’s head to the right in black without denomination (blank white value tablet), ungummed, thinned but most probably unique (Image)

1876ca. Essays for planned 1867 succession issue: Emperor’s head to the right in brown with denomination “10” in value tablet field, ungummed, at back manuscript annotation “Jahrby”, most probably a unique essay (Image)

1876ca. Essay for planned 1867 succession issue: Emperor’s head to the right in greenish blue perforated proof pasted on to small card, without denomination in value tablet field, ungummed, rare (Image)

1876ca. Essays for planned 1867 succession issue: So-called Bader Essay reprints with Emporer’s head to the right in 7 different colours plus imperforate se-tenant die proofs on 2 pieces of paper (Image)