| 000 | 00555cam a22001931 4500 | ||
|---|---|---|---|
| 999 |
_c63112 _d63112 |
||
| 003 | OSt | ||
| 005 | 20190710191919.0 | ||
| 008 | 190710b ||||| |||| 00| 0 eng d | ||
| 040 |
_aOSt _bEnglish _cOSt _dOSt |
||
| 082 | _a652.8 / K122c | ||
| 100 |
_aKhan, David. _9187617 |
||
| 245 |
_aThe codebreakers : _bthe story of secret writing / _cDavid Khan. |
||
| 260 |
_aLondon : _bWeidenfeld & Nicolson, _cc 1969. |
||
| 300 |
_a1164 p. : _bill. ; _c22 cm. |
||
| 500 | _aIncludes index. | ||
| 508 | _a29 | ||
| 650 |
_aSecret writing. _9187618 |
||
| 942 |
_2ddc _cBK |
||