Here's a breakdown:
* Early Career (1920s):
* The Sun Also Rises (1926)
* A Farewell to Arms (1929)
* Death in the Afternoon (1932)
* Mid-Career (1930s-1940s):
* For Whom the Bell Tolls (1940)
* The Old Man and the Sea (1952)
It's important to note that Hemingway continued writing throughout his life, but these works are generally considered his most significant.