Alexander's Bridge

Alexander's Bridge is the first novel by American author Willa Cather. First published in 1912, ISBN 0486424502, it was re-released with an author's preface in 1922.

Spoiler warning: Plot or ending details follow.

Bartley Alexander is a construction engineer and world-renowned builder of bridges going through what's known today (but not in 1912) as a mid-life crisis. Although married to his wife Winifred, Bartley resumes his acquaintance with a former lover, Hilda Burgoyne, in London. The affair proves to gnaw at Bartley's sense of propriety and honor.