1915 Sc C1-C3 1th issue Scott 105-107

1915. 1th issue.
Catalog numbers: Scott 105-107, Standard Collection C1-C3, Mi 107A-109A, Yt 102-104.
Issued on: October, 1915.
Perforation: comb 13¼.
Printing: Typography.
Colors: Multicolor.
Face value: 10 Russian kopek; 15 Russian kopek; 20 Russian kopek.