Guide to the galleries of mammalia (mammalian, osteological, cetacean) in the Department of Zoology of the British Museum (Natural History).
[London] :Trustees of the British Museum,1892.
University of California Libraries (archive.org)
Public domain. The BHL considers that this work is no longer under copyright protection.
Evidence reported by paul nguyen for item guidetogalleries00britrich on February 14, 2007: no visible notice of copyright; stated date is 1892.