Switzerland, 1882-99, 15c orange yellow on granite paper. Block of 4, o.g., lightly hinged at top, never hinged at bottom, well centered throughout, bold color, Extremely Fine, a very scarce multiple, particularly in the Post Office fresh condition. Scott No. 75 var. Zumstein No. 63Ac  SFr 2,100 ($2,379). $0 (Image)