Experimental. A scarce experimental A-B block that utilized distinctive paper with a special printing and finish. A beautiful note with strong color and a bright appearance.

Brilliant untoned surfaces and a sharp strike.

Beautifully preserved with satiny cream-white luster over very clean surfaces. Neptune’s face is sharper than often encountered. One of the ‘keys’ to a Commemorative type set.

Lustrous surfaces display smooth, satiny fields and vibrant golden-green toning with subtle iridescence. Well-struck with very few marks and superior eye appeal. An exceptional example of this scarce issue.

Well struck with minimal marks and choice brilliant surfaces.

Blazing luster and a sharp strike with a touch of toning at the rim. The surfaces are exceptionally nice and nearly mark-free.

Sharply struck with vibrant luster and a trace of russet and gold toning. Outstanding quality!

CAC. Sharply struck with a vibrant white luster cartwheel and no significant marks.

Satiny white lustrous surfaces with a sharp strike and minimal marks.