Lot 1438 o
1923, 4¢ Martha Washington, perf 10 at bottom, precancelled "San Francisco California", Fine; with 1982 P.F. certificate.Scott No. 556b $7,000.
EXTREMELY RARE WITH WITH ONLY A SMALL HANDFUL KNOW TO EXIST PART PERF 10 - MANY OF WHICH ARE DEFECTIVE.
At a certain point during production one of the perforating wheels became defective. In the course of repairs part of one perforation wheel was inadvertently changed from Perf 11 to Perf 10.
Realized: $5,750