All the letters are arranged alphabetically by correspondent and by date under each name. An additional correspondent has been added to the end of the sequence.

H. Blaikley and Co.

Memorandum, 1901, of H. Blaikley and Co. to John Murray IV. Folio 1.

H. Champion.

Letter, 1896, of H. Champion to John Murray IV. Folios 2-3.

H. J. Cooper and Co. Ltd.

Letter, 1893, of Frederick James Forman on behalf of H. J. Cooper and Co Ltd to John Murray IV. Folios 4-5.

H. K. Lewis.

Memorandum, 1900, of Edward Joseph Sowerby on behalf of H. K. Lewis to John Murray IV. Folio 6.

Haass, W.

Letters and postcards, 1896-1898 and 1900-1901, of W Haass to John Murray IV and Alexander Henry Hallam Murray. Folios 7-13.

Haber, Solomon von.

Letters, 1832-1833, of Solomon von Haber, Baron de Haber, to John Murray II. Folios 14-24.

Hachette and Co.

Letters and postcard, 1857, 1859, 1865, 1874, 1876, 1878, 1889, 1892, 1895-1896, 1898-1900, 1902-1904 and 1909, mainly Charles Henry John Kleinau of Hachette and Co. to John Murray III, John Murray IV and Alexander Henry Hallam Murray. Folios 25-61.

Folios 25-28. Letters, 1857 and 1859, of Louis Christophe Francois Hachette to John Murray III.

Folios 34-35. Letter, 1878, of Charles Henry John Kleinau of Librairie Hachette et Cie to Robert Francis Cooke.

Folio 48. Letter, 1898, of Librarie Hachette et Cie, Paris, to Charles Henry John Kleinau of Hachette and Co, London. Sent as an enclosure of letter, 1898, of Charles Henry John Kleinau to Alexander Henry Hallam Murray, folio 47.

Folios 49-50. Letter, 1899, of Armand Templier possibly to John Murray IV.

Folios 51-52. Letter, 1900, of Rene Fouret to John Murray IV.

Folio 54. Letter, 1900, of Librarie Hachette et Cie, Paris, to Charles Henry John Kleinau of Hachette and Co, London. Sent as an enclosure of letter, 1900, of Charles Henry John Kleinau to Alexander Henry Hallam Murray, folio 53.

Folio 55. Letter, 1902, of Librarie Hachette et Cie, Paris, to Charles Henry John Kleinau of Hachette and Co, London. Forward with annotated letter, 1902, by Charles Henry John Kleinau to John Murray IV.

Folio 61. Prospectus, 1909, for ‘Histoire de France’ by Ernest Lavisse. Sent as an enclosure of letter, 1909, of Frederick Paul Minoggio of Hachette and Co to John Murray IV, folios 59-60.

Hackett, Horatio Balch.

Letter, 1860, of Horatio Balch Hackett to Sir William Smith. Folios 62-63.

Hackett, James.

Letter, 1820, James Hackett to John Murray II. Folios 64-65.

Hackett, John.

Letters, 1898, of John Hackett to John Murray IV. Folios 66-69.

Folio 66. Copy of a letter of recommendation, 1897, of John Bagnell Bury regarding ‘A history of the Orthodox Church in Cyprus’ by John Hackett.

Hacon, William Mackmurdo.

Letter, 1882, of William Mackmurdo Hacon to John Murray III. Folios 70-71.

Haddock, Emily.

Letter, 1843, of Emily Haddock to John Murray III. Folio 72.

Haddon, Alfred Cort.

Letters, 1899, of Alfred Cort Haddon to John Murray IV. Folios 73-76.

Haddow, Robert.

Letter, 1893, of Robert Haddow to John Murray IV. Folios 77-79.

Folios 78-79. Letter, 1892, of William Leonard Courtney to John Murray IV.

Haden, Francis Seymour.

Letter, 1879, of Sir Francis Seymour Haden to John Murray III. Folios 80-81a.

Hadow, Mary Lang.

Letters, 1896 and 1899, of Mary Lang Hadow to John Murray IV. Folios 82-93.

Folios 86-87. Copy of a preface, undated, for a work by Elizabeth Charles. Sent as an enclosure of letter, 1896, of Mary Lang Hadow to John Murray IV, folios 84-85.

Hacon, Henry.

Letter, 1899, of Henry Hacon to John Murray IV. Folios 94-95.