TY  - BOOK
AU  - Back,Ernest Adna
TI  - Silverfish
T2  - United States. Dept. of Agriculture. Leaflet
AV  - TX325 .B33
PY  - 1937///]
CY  - Washington
PB  - U.S. Govt. Print. Off.
N1  - Contribution from Bureau of Entomology and Plant Quarantine
ER  -