RP XXI-XXII - GENERAL RECORDS includes records of general relevance to the Rathbone family rather than specific relevance to individual members including:

• RP XXI - AUTOGRAPH COLLECTION - collection of autographs from various notable correspondents, occasionally preserving complete or parts of letters, many apparently from letters to William Rathbone VI and family, Joseph Blanco White ad Sir Oliver and Lady Lodge
• RP XXII - PERSONAL PAPERS - including newscuttings, unidentified letters, notes and photographs, printed ephemera and a small group of maps and plans.