* Aleksandr Sergeyevich Davydov (1784-1839): This renowned Russian poet, soldier, and military theorist wrote a significant body of work including:
* Poems: "The Snowy Mountains," "The Waterfall," "The Battle of Borodino," and many others.
* Literary criticism: He analyzed the works of Alexander Pushkin and other Russian writers.
* Military theory: He authored several works on military strategy and tactics.
* Alexander Davydov (1906-1966): This American composer wrote many film scores and orchestral works.
If you can provide more information about the "A S Davydov" you are looking for, I can help you find the correct author. Perhaps you remember the book's title, the genre, or any other details about the author's life or works.