Bridging the gap
Subtitle: the problem of vertebrate ancestry, 1859-1875
By: by Roberta Jane Beeson.
Publisher: University Microfilms
Published: 1978
Place of publication: Ann Arbor
Language: eng
Number of pages: 401
Notes: Facsimile made from the microfilm master copy.

Ph.D. thesis, Oregon State University, 1978.