Much attention has been given in recent years to the activities of
Otto Ege and his defence of book-breaking in his article "
I am a Biblioclast", and the whole subject was covered in some detail by Christopher de Hamel in his
Cutting Up Manuscripts for Pleasure and Profit (Charlottesville, 1993).
But one surprising defender of the practice has, as far as I am aware, been overlooked in these discussions:
Seymour de Ricci (1881–1942), probably best known for his
Census of Medieval and Renaissance Manuscripts in the United States and Canada (1935–37). In addition to this vast union catalogue, de Ricci also catalogued a few private collections, such as the books and manuscripts of the first
Lord Amherst of Hackney (1835–1909) in 1906, and in 1913 an exhibition catalogue of miniatures belonging to the Parisian art historian and dealer
Léonce Rosenberg (1879–1947):