All the letters are arranged alphabetically by correspondent and by date under each name.

Campbell, Lewis.

Letters and postcards, 1862 and 1893-1903, of Lewis Campbell to John Murray III and John Murray IV. Folios 1-73.

Folios 46-47. Letter, 1896, of Walery Ltd to Lewis Campbell. Enclosure of letter of Campbell to John Murray IV, folio 45.

Folio 68. Press cutting from The Morning Post, 1902, relating to a new volume of the Encyclopædia Britannica.

Campbell, Margaret Montgomery-.

Letter, 1909, of Margaret Montgoery-Campbell to John Murray IV. Folios 74-77.

Folios 76-77. Advertising leaflet for the second edition of Old Days in Diplomacy by Charlotte Anne Albinia Disbrowe, with a Preface by M. Montgomery-Campbell.

Campbell, Mary Elizabeth.

Letters, 1850 and 1858, of Mary Elizabeth Campbell to John Murray III. Folios 78-81.

Campbell, Robert.

Letters, 1868-1869, 1874-1875 and 1901 to John Murray III and Alexander Henry Hallam Murray. Folios 82-108.

Campbell, Walter.

Letter, 1906, of Walter Campbell to John Murray IV. Folio 109.

Campbell, William Frederick.

Letter, 1853, of William Frederick Campbell to John Murray III. Folios 110-111.

Campbell, William Maxwell.

Letter, 1891, of William Maxwell Campbell to John Murray III. Folios 112-113.

Campbell and Arnott.

Letter, 1822, of Campbell and Arnott to John Murray II. Folios 114-118.

Folios 117-118. Letter, 1822, of Campbell and Arnott to George and James Brown and Co.

Campion, Selina L.

Letters, 1908, of Selina L Campion to John Murray IV. Folios 119-127.

Folios 121-123. Letter and envelope, 1908, of M W Dacoli, chief warden at Winchester Prison to John Murray IV.