http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
introduction to the study of natural history
in a series of lectures delivered in the hall of the College of Physicians and Surgeons, New York
By Professor Agassiz. Also, a biographical notice of the author.
Microfilm. Ann Arbor, Mich., Xerox University Microfilms, 1974. 1 reel. 35 mm. (American Culture Series, reel 626.3)