http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
100 pages including frontispiece, illustrations ; 24 cm.
by J. I. Sowers ... drawings by Ruth Russell Posey.
"Some of the basic material [was published] in a series of magazine articles which appeared ... November 1933, to August, 1934, in Industrial arts and vocational education."--Pref.