1915, 5¢ Panama-Pacific, Perf 10, fresh, bright and precisely centered with deep, rich color, bright paper and post office fresh, never hinged o.g., a marvelous, Extremely Fine to Superb gem; with 1991 P.F. certificate. Scott No. 403  $390. $0 (Image)

1915, 5¢ Panama-Pacific, Perf 10, centered with near mathematical precision amid beautifully balanced margins with deep color, bright paper and pristine, never hinged o.g.; Extremely Fine and truly choice; with 2000 P.F. certificate. Scott No. 403  $390. $0 (Image)

1915, 5¢ Panama-Pacific, Perf 10, o.g., never hinged, intensely deep dark color, very well centered, bright and very fresh, Extremely Fine; with 2004 P.F. certificate. Scott No. 403  $390. $0 (Image)