Gerhard Richter (German, Born 1932) Abstraktes Bild (Butin P.284) Offset Lithograph Printed in Colours, 1990, on Wove, Signed and Dated in Pencil, From the Edition of 100, Published by Politischer Club Colonia, Cologne, With Full Margins, 600 X 798mm (23 5/8 X 31 3/8in)(Sh)