Lot
1385 
1916, 15¢ gray, unwatermarked, perf 10, perfectly centered, full perfs, rich color, Superb; with 2009 and 2018 P.S.E. certificates, both Graded (Superb 98, SMQ $7,000).Scott No. 475 $375.
A SUPERB GEM EXAMPLE. THIS IS THE HIGHEST GRADE AWARDED TO THE 15¢ PERF. 10 BY THE P.S.E.
Realized: $3,500