| 000 | 003820000a22001330004500 | ||
|---|---|---|---|
| 041 | _aENG | ||
| 080 | _aAb4 ? | ||
| 082 | _aAb4 ? | ||
| 245 | _aTwelve inventions that changed the world. | ||
| 260 |
_aNew Delhi _bUnited states information service. _c? |
||
| 440 | _aAmerican Civilization Series,2. | ||
| 650 | _aSCIENTIFIC RESEARCH. | ||
| 906 | _aUNITED STATES INFORMATION SERVICE. | ||
| 999 |
_c222425 _d222425 |
||