Statistics for occurrence #1 of “Zurich” in chapter 14, page 569 of Edward L. Pierce, Memoir and letters of Charles Sumner: volume 3:
... friends engaged in active service, like Trumbull in Illinois, without a feeling of envy.
From Aix he went with short pauses to Northern Italy by way of Geneva, Lausanne, Vevay, Soleure, Berne, Zurich , Schaffhausen,
...