GA10, Yessongs/1, 1973 & GA14, Yessongs/4, 1974 Published by Big O Posters Ltd., London – Printed in England! Colors: Beautiful, multi-colored images William Roger Dean (born 31 August 1944) is an English artist, designer, and publisher. He began painting posters and album covers for musicians in the late 1960s, most notably the English rock bands Yes, Asia, Uriah Heep, Gentle Giant and many more. The covers often feature exotic fantasy landscapes. His work has sold more than 150 million copies worldwide... Dean has described himself primarily as a landscape painter. Characteristic landscapes show graceful stone arches or floating islands, while many paintings portray organic-seeming habitats“ (Wikipedia). These posters are authentic Item. They’re not reprints. 100% GENUINE VINTAGE POSTER! These posters are in a good condition. Minor crinkles and some pinholes at outer edges (will be covered almost entirely when posters are framed). See photos. The two posters are sold as a set only. Posters will be rolled in a tube and packed in a cardboard box.