Lot
335 
1919, 1¢ gray green, Offset, perf 12½, imperf vertically, block of four, guideline at right, choice centering, o.g., o.g., light vertical crease between stamps, Extremely Fine appearance; signed H F C(olman) handstamp guarantee. Scott No. 536a $2,200.
A RARE BLOCK CONTAINING TWO PAIRS OF THE 1919 1¢ OFFSET ISSUE IMPERFORATE HORIZONTALLY.
Realized: $450