4D-English cartoonist and illustrator,know for his drawings of absurd but humorous machines R ? ? ? N ? O N 11d-common name of drug phenylbutazone ? ? ? E 6a-regions of the universe including the surface,atnosphere and oceans,in which life exists or could exist ? K ? ? ? H ? R ? 14a-small compressed block of charcooal or other flammable material ? ? I ? ? ? T ? ? 29a-A type of bouyancy chamber fitted to a jet ski or the hull of a canoe Many thanks in advance Linda