1918 Independence, trial color proofs in carmine, violet, blue and gray, four complete sets, all stamps with gum, l.h. or h.r., fine-v.f., with 1985 Velickovic certificates (Mi.51-54) (Image)

Est.$500

1918 Independence, imperforate essays (33x40mm) on chalky paper, printed from a later stone than the issued design, set of four, v.f. (Image)

Est.$150

1941 0.25d black, block of four, overprint shifted to bottom, n.h., v.f., signed Wieneke, BPP (Image)

Est.$100

1943 Pictorials, 12.50k two imperforate blocks of four, double impression, one inverted, v.f. (Image)

Est.$150