Virginia Museum of Fine Arts: no provenances for Picasso?

How can a major American museum fail to publish provenance information for European artworks created before 1933?

Photo	Short Title	Date	AccNum	Credit Line	Provenance
	Pedestal Table (Translation)	1922	47.10.80	T. Catesby Jones Collection	NO PROVENANCE
	The Banjo Player (Primary Title)	1921	47.10.81	T. Catesby Jones Collection	NO PROVENANCE
	The Horse (Primary Title)	1901	85.795	Collection of Mr. and Mrs. Paul Mellon	NO PROVENANCE
	Head of a Peasant Woman (Former Title)	1906	47.10.78	T. Catesby Jones Collection	NO PROVENANCE
	Still Life (Wineglass and Newspaper) (Primary Title)	ca. 1913–4	47.10.83	T. Catesby Jones Collection	NO PROVENANCE
	Fool on Horseback (Former Title)	1905	84.2	Collection of Mr. and Mrs. Paul Mellon	NO PROVENANCE
	Landscape (Translation)	1907	47.10.79	T. Catesby Jones Collection	NO PROVENANCE