This discount should happen automatically on checkout, but if there is a problem please request an invoice total before purchasing. I will do my best to help and get back to you quickly. The item "GB 2012 Turing double date Bletchley Date ERROR First Day Cover FDC Ltd Ed" is in sale since Wednesday, April 24, 2019. This item is in the category "Stamps\Great Britain\Covers\Elizabeth II (1952-Now)". The seller is "karen8743" and is located in Milton Keynes, Buckinghamshire.This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.