| 000 | 00457nam a22001337a 4500 | ||
|---|---|---|---|
| 008 | 230511b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aR 017.5/6(71) _b90455 |
||
| 245 |
_aPublications of the national research council of Canada _c/ The National Research Council |
||
| 260 |
_aOttawa: _bThe National Research Council, _c1948 |
||
| 300 | _a27p. | ||
| 650 | _aResearch | ||
| 942 |
_2udc _cREF |
||
| 999 |
_c28759 _d28759 |
||