Letter, from Richard Sheepshanks to Sir John Herschel, dated at R.A.S. Autograph letter signed by sender. F. W. A. Argelander has requested the Royal Astronomical Society to pledge itself to publish one of his writings. Richard Sheepshanks notes that it is a rule of the Royal Astronomical Society not to do this, but rules can be broken if there is 'sufficient advantage.' Suggests Argelander's request be granted and that John Frederick William Herschel write him. 27 September 1842