| 000 | 00312nam a22000977a 4500 | ||
|---|---|---|---|
| 008 | 230630b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 245 | _aDepartment of scientific and industrial research | ||
| 260 |
_aChester terrace _bLondon _c1960 |
||
| 942 |
_cCR _2udc |
||
| 999 |
_c64845 _d64845 |
||