Copy letter, from Sir John Herschel to William Whewell, dated at Collingwood Incomplete copy of letter in John Herschel's hand. Gives corrections to the proof copy of John Frederick William Herschel's translation of Friedrich Schiller's 'The Walk.' Comments on the failure in England to discover the new planet [Neptune] and on his own and James Challis's role in the controversy that erupted. 6 November 1846