Forty-ninth Breeding Bird Census

Authors

Willet T. Van Velzen
Aldeen C. Velzen

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Recommended Citation

Van Velzen, Willet T. and Velzen, Aldeen C. (1986) "Forty-ninth Breeding Bird Census," American Birds: Vol. 40 : Iss. 1 , Article 20.
Available at: https://digitalcommons.usf.edu/american_birds/vol40/iss1/20