| 000 | 00423nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aBillings, Ronald F., Doggett, Coleman | ||
| 245 | _aAerial observer's guide to recognizing and reporting southern pine beetle spots | ||
| 260 | _aWashington | ||
| 260 | _c1980 | ||
| 300 | _a19 p. | ||
| 440 | _aNo. 560; United States Departm | ||
| 901 | _pS33441 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c115266 _d115266 |
||