http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Description of the physical world, by W V. Houston.- The varied uses of chemistry, by W. A. Noyes, Jr.- Genetics and the world today, by C. Stern.- The true outwardness of medicine, by A. Gregg.- Plant sciences in the world today, by W. H. Camp.
[by] W. V. Houston [and others] Introd. by John M. Fogg, Jr.
The Benjamin Franklin lectures of the University of Pennsylvania, 4th ser., 1951