TY  - SER
ED  -  Essex Institute.
ED  -  American Society of Naturalists.
TI  -  The American naturalist
U1  -  574.05 
PY  - 1927///-
CY  -  Lancaster, PA : 
PB  -  The Science Press, 
KW  -  Natural history
KW  -  Periodicals
ER  -