A series of ten radio talks on Spring
Subtitle: the naturalist afield
By: by Otto Emery Jennings ... and Samuel Howard Williams ...
Series: University of Pittsburgh. Radio publication -- no. 30
Published: 1927
Place of publication: Pittsburgh
Language: eng
Number of pages: 106
Subjects: Spring; Natural history; Outdoor books
Other titles: Naturalist afield.
Notes: "Broadcast from the University of Pittsburgh Studio of KDKA, Westinghouse Electric & Manufacturing Company, Pittsburgh, Pennsylvania."

"Select bibliography": p. 101-104.