1926-27 CSS PC-15 & CSS PC-15 variety. Fourth Print of Junk Postal Cards, 2 ct. in green. 3mm wide normal spacing between French and Chinese inscriptions, and card with variety of 4mm spacing between French and Chinese inscriptions. Han 28 and Han 28 variety

1926-27 CSS PC-15 & CSS PC-15 variety. Fourth Print of Junk Postal Cards, 2 ct. in green. 3mm wide normal spacing between French and Chinese inscriptions, and card with variety of 4mm spacing between French and Chinese inscriptions. Han 28 and Han 28 variety