Lot
39 
1851, 1¢ blue, type Ia, position 92L4, fine single with rich color, neatly tied by indistinct town cancel on fresh unsealed cover to Foxboro, Mass., endorsed "Paid" and "Circular" at left, Very Fine; with 2008 P.F. certificate. Scott No. 6 $15,000.
A RARE ON COVER USAGE OF THE 1851 1¢ TYPE IA ISSUE ON AN IMMACULATE COVER.