http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
"Limited edition of 400 copies... 50 copies in quarter goatskin are numbered I-L; 310 copies sewn in paper wrappers, 1-310; 40 copies unbound 311-350."--Colophon.
The Cushing Library/Celtic Literature Collection copy is number 139.
Cover title: Tri phrif ddychymyg ym Machynlleth.