http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Human engineering guide to equipment design
for sale by the Supt. of Docs., U.S. Govt. Print. Off.]
sponsored by Joint Army-Navy-Air Force Steering Committee ; edited by Harold P. Van Cott and Robert G. Kinkade.