http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
2 volumes : plates, portraits, maps, diagrams ; 28 cm.
by Edgar Carlisle McMechen, authorized by resolution of the Moffat Tunnel Commission.
"A limited issue of this de luxe edition has been printed from Kenntonian type by the Wahlgreen publishing company of Denver, Colorado ... Each copy numbered, and signed by the author ... Number 525."