France
★★Yvert 1691(50). 1971. 90 cts multicolor, complete sheet of fifty stamps. COLOR TESTS and UNTOOTHED, in different colors and including the multicolored ones in the last row. MAGNIFICENT AND RARE.
Ref: 0000067480
France
★★Yvert 1691(50). 1971. 90 cts multicolor, complete sheet of fifty stamps. COLOR TESTS and UNTOOTHED, in different colors and including the multicolored ones in the last row. MAGNIFICENT AND RARE.
Ref: 0000067480