1961 SC 2526-2527. Sculptural monuments. Scott 2520-2521

1961. Sculptural monuments.
Catalog numbers: Scott 2520-2521, Standard Collection 2526-2527, Michel 2523, 2530, Yvert 2454-2455.
Perforation: Comb. 12½ x 12.

Colors: Brown-grey, dark blue and blue. Brown-grey, red-lilac and pale-blue.
Printing: Photogravure.

Print run: 5,000,000; 2,300,000