This is an Unmounted Mint Machin Machine Vending GB Stamp Booklets Stanley Gibbons reference FA5 Series Farm Buildings Number 2 Northern Ireland with Perforation P, Perforations to top of Margin with average to good perforations with Stanley Gibbons listed error Flaw between Cheek and Hair Row 1 Stamp 1 pane reference UMFB7b. with Black Marker Bar on Outer Cover