| 000 | 00270 a2200085 4500 | ||
|---|---|---|---|
| 100 | 1 |
_aMeggers, William J.. _eAutor |
|
| 245 | 0 |
_aKey to Periodic Chart of the Atoms / _cMeggers William J.. |
|
| 710 | 2 |
_aWelch W.M.. _eWydawca _4pbl |
|
| 260 |
_aChicago : _bWelch W.M., _c1956. |
||
| 300 |
_a48 s.; _c35 cm. |
||
| 999 |
_c8074 _d8074 |
||