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

Cushman, Herbert Ernest.

Letters, 1893, of Herbert Ernest Cushman to John Murray IV and Alexander Henry Hallam Murray. Folios 1-6.

Cust, Edward.

Letters, 1861-1869, 1872-1873 and 1875, of Sir Edward Cust to John Murray III. Folios 7-105c.

Folio 21. Orders, 1861, from Horse Guards regarding the contents of an upcoming examination for officers. Enclosed with letter, 1861, of Edward Cust to John Murray III, folios 19-20.

Folios 35-36. Two annotated photographs, 1862, of Sir Edward Cust, taken by Camille Silvy. Sent as an enclosure of letter, 1862, of Cust to John Murray III, folios 33-34.

Folio 69. Circular, c 1864, advertising a work by Sir Edward Cust entitled ‘Lives and Characters of the Warriors of All Nations’. Sent as an enclosure of letter, 1864, of Cust to John Murray III, folios 67-68.

Folios 96-97. Letter, 1874, of Frederic Ouvry to John Murray III.

Folios 100-101. Letter, 1875, of Nicholl Newman and Manisty to John Murray III.

Cust, Emma Sophia.

Letters, 1867-1868 and 1870, of Lady Emma Sophia Cust to John Murray III. Folios 106-140.

Cust, Emmeline Mary Elizabeth.

Letters, 1914, of Emmeline Mary Elizabeth Cust to John Murray IV. Folios 141-149.

Folios 143-145. Letter, 1914, of Henry John Cockayne Cust to John Murray IV, enclosing a leaflet from The Central Committee for National Patriotic Organizations.

Folios 146-148. Letter and notes, 1914, of John Murray IV to Emmeline Mary Elizabeth Cust.

Cust, Lionel Henry.

Letters, 1895-1896, 1898-1901, 1903-1904 and 1907 of Sir Lionel Henry Cust to John Murray IV and Alexander Henry Hallam Murray. Folios 150-201.

Folio 195. Copy of a letter, 1903, of Francis Knollys, 1st Viscount Knollys, to Sir Lionel Henry Cust.

Folio 201. Receipt, 1926, signed by G Glave for two works of art returned to Lionel Henry Cust by John Murray IV.

Cust, Robert Henry Hobart.

Letters, 1898 and 1906, of Robert Henry Hobart Cust to John Murray IV. Folios 202-207.

Cust, Robert Needham.

Letters, 1878-1880 and 1896, of Robert Needham Cust to John Murray III. Folios 208-220.

Folios 210-211. Letter, 1878, of John Murray III to Robert Needham Cust.

Cuthbert, Lawrence Anthony Hess.

Letter, 1902, of Lawrence Anthony Hess Cuthbert to John Murray IV. Folios 221-222.

Cuthbertson, David.

Letters, 1898-1899, of David Cuthbertson to John Murray IV. Folios 223-232.

Cutts, Edward Lewes.

Letter, 1876, of Edward Lewes Cutts to John Murray III. Folio 233.

C, Dr.

Letter, 1872, of Dr C to John Murray III. Folios 234-235.