All the letters are arranged alphabetically by correspondent and, where required, by date under each name. Some of the letters include replies. A further correspondent has been added at the end of the sequence.

Brimley, George, 1848: folios 1-2;

Brindle, Ernest, 1905: folios 3-5;

Brine, Lindesay, 1862-1893 and undated: folios 6-53;

Brinton, Hubert, 1890: folios 54-55:

letter, 1890, of Hubert Brinton, possibly to Alfred Ainger;

Brinton, Selwyn, 1896-1897: folios 56-60;

Briscoe, John, 1868: folio 61;

Bristed, Charles, 1840-1852: folios 62-67;

Bristed, Charles A., 1845-1873: folios 68-92;

Bristed, Grace, 1874-1875: folios 93-96;

Bristed, John, 1810: folios 97-102:

includes copy of letter, 1810, of John Bristed to Longman, Hurst, Rees and Orme, publishers: folios 99-100;

Bristed, John J. A., 1879: folios 103-104;

British Association for the Advancement of Science, 1834-1835:

letter, 1834, of secretaries for Edinburgh, John Robison and James Forbes, to John Murray III: folios 105-106;

printed letter, 1835, of secretaries for Dublin to John Murray III: folios 107-108;

British Empire Shakespeare Society, 1924:

letters of May Jenkinson, Honorary Assistant Secretary, to John Murray IV: folios 109-110;

British Museum, Copyright Office, 1913:

letter of H.A. Stanley Kelham, for the Keeper of Printed Books, to John Murray III: folio 111

British Orphan Asylum, 1873:

letter of A. Mackenzie, secretary, to John Murray III: folio 112;

British Red Cross Society, 1916-1918:

correspondence with John Murray IV of various members of the British Red Cross Society Sale Committee, including Charles Russell, Edward Lucas, Frank Partridge and Clement Shorter: folios 113-138;

Britton, Charles, 1899: folios 139-142;

Britton, John, 1826-1852: folios 143-182;

Brindley, Maud Doria, 1913: folios 183-184.