1961 SC 2450-2453. Agricultural series. Scott 2435-2438

1961. Agricultural series.
Catalog numbers: Scott 2435-2438, Standard Collection 2450-2453, Michel 2453-2454, 2496, 2512, Yvert 2386-2387, 2386A, 2385A.
Perforation: Harrow perf.12:12½, 12:11½ and comb perf. 12:12½.

Colors: Multi-color.
Printing: Intaglio. Harrow perf. and comb perf.

Print run: 2,600,000; 10,000,000; 2,000,000; 10,000,000.