| 000 | 00449nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 190328s9999||||xx |||||||||||||| ||und|| | ||
| 040 |
_aNITIL _cNITIL |
||
| 082 |
_221st _a608 _bC953D |
||
| 100 | _aCrowther, J G | ||
| 245 | 0 |
_aDiscoveries and innovations of the 20th century _cJ G Crowther |
|
| 250 | _a4th | ||
| 260 |
_aLondon _bRoutledge and Kegan Paul _c1955 |
||
| 300 | _axvii, 432p. | ||
| 650 | _aInventions-History-20th century | ||
| 942 | _cBKS | ||
| 999 |
_c27055 _d27055 |
||