| 000 | 00532nam a2200157 4500 | ||
|---|---|---|---|
| 041 | 0 | _aeng | |
| 044 | _aAmerika | ||
| 082 | 0 | 0 | _a612.01448 MED 1958 |
| 090 | _a612.01448 MED 1958 | ||
| 245 | 0 |
_aMedical X-ray protection up to three million volts _cNational Committee on Radiation Protection and Measurements |
|
| 260 |
_aWashington _bU. S. Department of Commerce _c1958 |
||
| 300 |
_aviii, 52 s. _btbl. _c18 cm. |
||
| 440 |
_aHandbooks of the National Bureau of Standards _vno. 76 |
||
| 440 |
_aNCRP report _vno. 26 |
||
| 650 | 0 | 0 | _aX rays. |
| 999 |
_c13494 _d13494 |
||