Catalogue of diurnal Lepidoptera described by Fabricius in the collection of the British museum.
London,Printed by order of the Trustees,1869.
University of California Libraries (archive.org)
Public domain. The BHL considers that this work is no longer under copyright protection.
Evidence reported by ian frederick-rothwell for item catalogueofdiurn00britrich on April 12, 2007: no visible notice of copyright; stated date is 1869.