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

Brown, William (Maidstone), 1862: folios 1-2;

Brown, William (1748-1825), 1820-1821: folios 3-6;

Brown, William (b. 1764), 1819: folios 7-8:

letter of William Brown to Pulteney Malcolm;

Brown, William (George and James Brown and Co.), 1829: folios 9-11;

Brown, William H., 1866-1904: folios 12-18;

Brown, William J., 1902-1906: folios 19-43:

includes letters, 1903, of Frederick Pennefather to John Murray IV: folios 24-27;

Browne, B., 1st quarter of 19th century: folios 44-45;

[Folios 46-47 not used];

Browne, Catherine, 1860: folios 48-49;

Browne, Charlotte, 1841: folios 50-55;

Browne, Edward, 1849-1879: folios 56-65;

Browne, Elizabeth, 1894-1897: folios 66-94;

Browne, Euphemia, 1905: folios 95-96;

Browne, Geoffrey, 1875: folios 97-98;

Browne, George A., 1821: folios 99-100;

Browne, George F., 1918: folios 101-104;

Browne, George J., c1845: folios 105-106;

Browne, George L., 1885-1888: folios 107-141.