OX13. It is a blue shade, and unwatermarked.
Agreed, OX13. I have an OX12 somewhere but can't find the image. It is a remarkably bright royal blue color.
Cheers.
"I must have a couple hundred of them"
They are worth $25 on cover (hint, hint).
re: United States #OX12 or #OX13?
OX13. It is a blue shade, and unwatermarked.
re: United States #OX12 or #OX13?
Agreed, OX13. I have an OX12 somewhere but can't find the image. It is a remarkably bright royal blue color.
Cheers.
re: United States #OX12 or #OX13?
"I must have a couple hundred of them"
re: United States #OX12 or #OX13?
They are worth $25 on cover (hint, hint).