title: Material witness: Cross purposes.
authors.forename: Philip
authors.initials: P
authors.lastname: Ball
mesh_terms: D018360:Crystallography, X-Ray; D006847:Hydrocarbons, Iodinated / Q000737:chemistry*; D007455:Iodine / Q000737:chemistry*; D008027:Light; D011803:Quinine / Q000737:chemistry*
chemical_list: D006847:Hydrocarbons, Iodinated; D007455:Iodine; D011803:Quinine; C542879:herapathite