Wed, 24 Dec 1997 12:38:40 +0100 wenzelm tuned;
Wed, 24 Dec 1997 12:21:06 +0100 wenzelm export range_type;
Wed, 24 Dec 1997 12:20:54 +0100 wenzelm improved comment;
(0) -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip