Liberia, Issued in 1906.  Imperf Proof of OS in BLUE on LAID Paper.  NH, no gum as usual for proofs.   

I no longer ship to Russia, China, Vietnam, Italy or Thailand without registered mail.  Shipping to other countries outside the US may require registered mail for an additional $15.50 for shipments valued over $25.00.  If this is an issue please contact me beforre purchasing.