The letters have been arranged in chronological order.

Letters of Austen Henry Layard to John Murray [III] dated:

1838: folios 1-2;

1839: folios 3-9;

1847: folios 10-12;

1848: folios 13-18;

1849: folios 19-22;

1850: folios 23-26;

1851: folios 27-34;

1853: folios 35-38;

1854: folios 39-46;

1856: folios 47-50;

1857: folios 51-52;

1859: folios 53-54;

1862: folios 55-58;

1863: folios 59-63;

1864: folios 64-65;

1865: folios 66-72;

1869: folios 73-74.