Supplement to Hain's Repertorium bibliographicum, or collections towards a new edition of that work - Copinger, Walter Arthur, 1847-1910; Burger, Konrad, 1856-1912; Hain, Ludwig, 1781-1836 (Milano : Görlich, 1950)
Part 2.2. Pablo-Zutphania, with addenda to parts 1 and 2 and index by Konrad Burger