http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 volume (various pagings) : illustrations, portraits ; 24cm.
compiled by E.C. Bigmore and C.W.H. Wyman.
Facsim. of 3v. edition published: London : Bernard Quaritch, 1880-86.