title: Discussion:  F. M. Urban and the value of archival material.
authors.forename: M M
authors.initials: MM
authors.lastname: Sokal
mesh_terms: D006663:Historiography; D006666:History of Medicine; D049711:History, Modern 1601-; D008373:Manuscripts as Topic / Q000266:history*; D011584:Psychology / Q000266:history*