Lot
2916 
1903, 3¢ bright violet, right margin plate block of 6 with plate number "2808" and imprint, o.g., never hinged, perfect centering, Post Office fresh, an Extremely Fine gem, undoubtedly the finest known; with 2024 P.S.E. certificate.Scott No. 302 $1,300.
Realized: $1,000