Frances Bernstein writes: > Another typo: > > ; The angle that the symmetry axis makes with the z axis of > the refence coordinate system. > > refence should be reference. Actually, there were two such misspellings. Both have been fixed. Paula ******************************************************************************** Dr. Paula M. D. Fitzgerald ______________ voice and FAX: (908) 594-5510 Merck Research Laboratories ______________ email: paula_fitzgerald@merck.com P.O. Box 2000, Ry50-105 ______________ or bean@merck.com Rahway, NJ 07065 USA (for express mail use 126 E. Lincoln Ave. instead of P. O. Box 2000) ********************************************************************************