| 000 | 00347 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aBeal, F.E.L. | |
| 245 | 1 | _aFood habits of the swallows, a family of valuable native birds | |
| 260 |
_aWashington _c1918 |
||
| 300 | _a1-28 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aFood United States Department of Agriculture. Bulletin No. 619 | ||
| 901 | _aS50522 | ||
| 999 |
_c107661 _d107661 |
||