| 000 | 00560pam a2200229a 44500 | ||
|---|---|---|---|
| 008 | 161010b1881 xxu||||| |||| 00| 0 eng d | ||
| 020 | _a | ||
| 082 | _a504 hel/pop | ||
| 090 | _a | ||
| 100 | _aHelmholtz H | ||
| 110 | _a | ||
| 245 |
_aPopular lectures on scientfic subjects _b |
||
| 246 | _a | ||
| 250 | _a | ||
| 260 |
_aLondon _bLongmans _c1881 |
||
| 300 | _a265, 21 cms, plates | ||
| 500 | _aB | ||
| 500 | _a | ||
| 520 | _a | ||
| 906 | _a | ||
| 999 |
_c77824 _d77824 |
||