| 000 | 00401 a2200145 4500 | ||
|---|---|---|---|
| 082 |
_a551.5 _bC754t |
||
| 100 | _aZelikoff, M. | ||
| 245 | 1 |
_aTHRESHOLD OF SPACE _cTHE PROCEEDINGS OF THE CONFERENCE ON CHEMICAL AERONOMY |
|
| 260 |
_aLondon _bPergamon _c1957 |
||
| 300 | _a342 | ||
| 650 | _aAtmosphere, Upper | ||
| 650 | _aAtmosphere, Upper. Rocket Observations | ||
| 964 | _gCIRC | ||
| 997 | _a59929 C | ||
| 999 |
_c455201 _d455201 |
||