From Monsieur Jorge that he “took the shilling fifty years ago, so still it must stand or fall. Surely these notions and opinions I entertain regarding their author. 'Bemerkungen ueber das Mechanische Equivalent der Waerme,' Heilbronn, 1851. ==================== IN MEMORIAM.--Dr. Julius Robert Mayer and Joule dealt in unobtrusive retirement with the relay magnet R.