Liberia, 1864, 12¢-24¢ Black, Small Die Proofs on Buff, 12¢ showing guide dots at top center above outerframeline and in vignette to the right of Liberty's head, full margins (26x31mm), 24¢ showing guideline and guide dot at top center above outer guideline, large margins (30x35mm), Very Fine, a remarkable Unique Set of Second Issue Die Proofs. Scott No. 8P-9P  Estimate $2,000 - 3,000. $0 (Image)