| 000 | 00401 a2200133 4500 | ||
|---|---|---|---|
| 082 |
_a389 _bUn3s |
||
| 245 | 1 | _aSTANDARD REFERENCE MATERIALS. 1- | |
| 260 |
_aWashington _bSuperintendant Of Documents, U. S. Govt. Print. Off. _c1964- |
||
| 300 | _a34Y | ||
| 440 |
_aIts Miscellaneous Publication 260.12 _v |
||
| 650 | _aMaterials -- Standards -- Collected Works | ||
| 964 | _gCIRC | ||
| 997 | _aA20450 C | ||
| 999 |
_c460153 _d460153 |
||