This is a story of the good old prewar days when dirty freighters plowed peaceful seas, and the special story of the dirtiest ship of the lot with its tatterdemalion crew. Mr. Slobodkin is that rare soul who can discover adventure in a Madison Avenue bus and humor in an attack of the mumps. He handles his own story — his first book for adults — with all the quiet aplomb of a comet or a Fourth of July sizzler. Naturally, Mr. Slobodkin's text is embellished with Mr. Slobodkin's drawings — capricious and inimitable. From the dust-jacket: "Where have you ever been, Slobodkin?" The answer was nowhere. A ship was the remedy. With the taunt ringing in his ears, Louis Slobodkin, ample-bodied seaman, with duffle — pajamas and toothbrush — in hand and a rollicking gait, shipped out for the Argentine