| Author | Titles | 1.
| Armstrong, Lucile | 2 | 2.
| Armstrong, Margaret | 1 | 3.
| Armstrong, Nancy | 1 | 4.
| Armstrong, Philip, 1962- | 1 | 5.
| Armstrong, Richard | 5 | 6.
| Armstrong, Rodney | 1 | 7.
| Armstrong, Tom | 2 | 8.
| Armstrong, Walter, Sir, 1850-1918 | 7 | 9.
| Armstrong-Jones, Antony, 1930-2017 | 0 | 10.
| Author is: Snowdon, Conde de, 1930-2017 | 2 | 11.
| Armstrong-Jones, Antony Charles Robert, Conde de Snowdon 1930-2017 | 0 | 12.
| Author is: Snowdon, Conde de, 1930-2017 | 2 |
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