GB667 Great Britain 1978 70p folder booklet Dry Stone Walling CYLINDER NUMBER adminApril 3, 2022gb667booklet, britain, cylinder, folder, gb667, great, number, stone, walling GB667 Great Britain 1978 70p folder booklet Dry Stone Walling CYLINDER NUMBER 11 BOOKLET. This item is in the category “Stamps\Europe\UK”. The seller is “21st-century-auctions” and is located in this country: AU. This item can be shipped worldwide.