Lot 1690 o
Lippman & Bro., 4¢ blue, silk paper, rich color, few small thin spots, otherwise Fine, a very rare example of the Lippman & Bro. 4¢ Blue on Silk Paper, only 16 are recorded in the Aldrich census (of which 9 are reported to be faulty).Scott No. RS163b $2,500.
Realized: $1,450