Here is a Bit of information for you:
Norman WILKINSON C.B.E.
P.R.I. R.O.I. R.S.M.A. H.R.S.W. (1878 - 1971)
Artist in oil, watercolour and drypoint, usually of marine subjects. Illustrator and poster artist, he also made an important contribution in both World Wars in the field of camouflage. Born in Cambridge in 1878 he was educated at Berkhamsted School of Art. In 1898 he started contributing to The Illustrated News and The Illustrated Mail which was the start of a long association. In Paris in 1899 he studied figure painting but was already set upon working on marines. With his love of the sea he travelled extensively including visits to Spain, Germany, Italy, Malta, Greece, Aden, Bahamas, United States, Canada, and Brazil. He was elected R.I. in 1906, Hon. Marine Painter to the Royal Yacht Squadron in 1919, P.R.I. in 1937 and awarded the C.B.E. in 1948. One of the finest marine painters of this century, he is well represented in many public collections, including the National Maritime Museum at Greenwich.
This poster was painted by Wilkinson: