Artwork. Set of 16 illustrations, Push Once : Classic British Double-decker Buses, by Michael English 2001. One set of a limited edition. 16 lithographs colour offset on paper, in red card portfolio 42.5x30.5cm. Each illustration is an enlargement of the final state artwork featured in Royal Mail stamp issue 'Buses' of 15 May 2001, each with text description on reverse. The Science Museum's Guy Arab MkII, illustration no.6, is pencilled below l, 'Corrected Image Royal Mail' and signed below r. in pencil by Michael English, artist-designer; with adhered label reverse: 'please note: printing faults in this lithograph have been hand corrected by the artist. Please treat it as original artwork.' signed in ink, Michael English. Classic British Double-Decker Buses 2001