Test pack "T-91-5a" is found with both a US copyright sticker and a UK copyright sticker
US - "©TOPPS CHEWING GUM, INC., DURYEA, PA. 18642..."
UK - "MADE AND PRINTED IN U.S.A. BY
TOPPS CHEWING GUM, INC.,
FOR TREBOR SHARPS LTD., MAIDSTONE"