Yekl (1896), the first novel upon which the much acclaimed film Hester Street was based, was probably the first novel in English that had a New York East Side immigrant as its hero. Reviewing it, William Dean Howells hailed Cahan as "a new star of realism."
Here's a sample of other books in this Dover category
The King of Schnorrers by Israel Zangwill Widely regarded as one of the author's most enduring works, this witty and wise literary gem pokes fun at the prejudices dividing London's Jewish community in the late 18th century.