1964 Sc 3036-3040. Mushrooms. Scott 2963-2967

1964. Mushrooms
Catalog numbers: Scott 2963-2967, Standard Collection 3036-3040, Michel 2983-2987, Yvert 2880-2884.
Perforation: comb 12½
Color: Multicolor.
Printing: Offset lithography.
Print run: 5,000,000; 4,000,000; 3,000,000; 3,000,000; 3,000,000.