sentences:  In 1933, Kroch was able to purchase the Chicago branch of the New York-based Brentano's bookstore which had been in Chicago since 1884.To prevent Brentano's from re-entering Chicago, Kroch kept the Brentano name and operate this as a separate business from his own Kroch's bookstore until his retirement.Adolf Kroch decided to retire in 1947 and to hand over the management of the company to his son Carl.