1913, 10¢ Panama-Pacific, perf 12, orange color. Right margin plate no. "6135" block of 6, o.g., appears n.h. with expertly reinforced perfs between first and second row, rich deep color with attractive centering and margins; trivial natural paper inclusion in selvage, F.-V.F., one of the rarest plate blocks of any 20th century commemorative issue. Scott No. 400A; $10,000.
A VERY RARE PLATE BLOCK OF THE 10¢ ORANGE PANAMA-PACIFIC PERF 12 ISSUE. US$0 (Image)