| 000 | 00373pam a2200145a 44500 | ||
|---|---|---|---|
| 082 |
_a608.7 _bC86d5 |
||
| 100 | _aCrowther, James Gerald | ||
| 245 | 1 | _aDISCOVERIES AND INVENTIONS OF THE 20th CENTURY | |
| 250 | _a5th rev. & res. | ||
| 260 |
_aLondon _bRoutledge & K. Paul _cc1966 |
||
| 300 | _a434 | ||
| 650 | _aInventions -- Hist | ||
| 964 | _gCIRC | ||
| 997 | _aK2299 C | ||
| 999 |
_c388661 _d388661 |
||