1930 Sc 249-250 Homeless children’s aid Scott B55, B57

1930. Homeless children’s aid.
Catalog numbers: Scott B55, B57, Standard Collection 249-250, Michel 383-384, Yvert 448-449.
Issued on: January 1, 1930.
Perforation: line 10¾.
Printing: Deep.
Watermark: No.
Face value: 10+2 Russian kopek; 20+2 Russian kopek.