My way to ornithology
By: Olin Sewall Pettingill, Jr. ; foreword by Gary D. Schnell.
Edition: 1st ed.
Publisher: University of Oklahoma Press
Published: 1992
Place of publication: Norman
Language: eng
Number of pages: 245
Subjects: Pettingill, Olin Sewall, 1907-; Ornithologists -- United States -- Biography