West Germany's Horst Janssen is an unkempt, 200-lb. colossus who, when not actually at his drawing board, sprawls on his unmade bed, clad in boots and blue jeans, redolent of cheap schnapps, cursing the world and especially its art critics. Yet for all his fulminations, both fame and money seem to be irresistibly coming Janssen's way.
At Munich's Wolfgang Ketterer Gallerie, two spacious floors have been jammed for the past six weeks with crowds of visitors who nearly block the view of Janssen's 234 watercolors, woodcuts, lithographs, etchings and drawings. Gallery habitues come to...