Leeds UL - Spec. FROM records the name of the sender of the letter, and TO, the recipient. As stated, personal names should be entered in inverted form, enclosed in inverted commas, except that Boolean 'and' may be preferable where it is suspected that a title or similar may have intervened between surname and forename, or where the order of forenames is not known.
DATE records the first and last dates, where known, of the letters making up the correspondence.