Great Britain Scott#175 wmk. We have a large stock of Mexican Stamps. Please let us know the stamp you need for your Collection. Terminology : SCV: Scott Catalog Value, MNH: Mint Never Hinged, MH: Mint Hinged, NF: Nick Follansbee Catalog, Sk. Schatzes Catalog, Yag&Bash Prestamps catalog. Shiping: Shiping is from Houston, Texas. Our service is from Guadalajara, Mexico. Once in Houston they put the envelopes into the US Postal Service. This reduces shiping time and is more reliable than the Mexican Postal Service. All by the United States Postal Service. We combine Shiping, Shiping time is usually 2-3 weeks to US, and 3-4 weeks to rest of the world. However, I cannot guarrante an exact shiping time. If you have a delay in receiving any lot I should be sending you or any other problem, please contact me to locate the problem. Do not wait two months to let me know if you have not received an item. Let me know within two weeks after you have paid.