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

Barrow, John Croker, 1876-1893: folios 1-6;

Barrow, John Henry, 1826-1857: folios 6A-41;

Barrow, Mary, 1885: folios 42-43;

Barrow, Mary Jane, 1847: folios 44-45;

Barrow, Peter, 1850-1861: folios 46-51;

Barrow, Robert, 1885: folios 52-53;

Barrow, Rosamond, 1843-1897 and uncertain dates: folios 54-123:

includes letter, 1882, of George S. Barrow to John Murray III: folios 99-100;

partial letter, ?1882, of George S. Barrow to Rosamond Barrow: folio 106;

partial letter, ?1882, of Mimi Boilesve, to Rosamond Barrow: folio 107;

copy of letter, 1885, of Edward Wickham to Rosamond Barrow: folio 112.