1918, "E.E.F.", 1pi milky blue, imperforate plate proof (Bale: P.2), on unwatermarked smooth white ungummed paper from Transfer D, position. 1, 2, 13, 14, upper left corner block of 4, without gum as issued, Extremely fine.Scott 2. Bale P.2; $1,500 ++.Estimate $1500 - 2000. (Image)
