1915, 10¢ Panama-Pacific, perf 10. Beautifully fresh and well centered, plate number single, o.g., never hinged, Very Fine to Extremely Fine 85, a lovely gem; with 1993 P.F. and 2003 P.S.E. certificates. Scott No. 404  $2,000. $0 (Image)

1915, 10¢ Panama-Pacific, perf 10. Top margin plate block of 6, o.g., barest trace of hinge, well balanced margins and marvelously centered throughout, exceptionally deep and bold color, outstanding freshness, an Extremely Fine gem, a spectacular 1915 10¢ Panama-Pacific, perf 10 top margin plate block; with 1970 and 2006 P.F. certificates, plus 2006 P.S.E. certificate as never hinged. Scott No. 404  $12,500. Although a couple of 10¢ Panama-Pacific plate blocks have come on the market within the last year, none hold a candle to this magnificent gem, which is without a doubt the finest in existence. $0 (Image)