| 000 | 00542cam a2200145u 4500 | ||
|---|---|---|---|
| 082 |
_a621.3132 _bCAS _cD |
||
| 100 | 1 |
_aCase, John. [from old catalog] _941336 |
|
| 245 | 1 | 4 | _aThe theory of direct-current dynamos and motors, |
| 260 |
_aCambridge, _bW. Heffer & sons, ltd., _c1921. |
||
| 300 |
_a2 p.l., vii-xiii, 196 p., _b1 l. illus., 2 fold. pl., diagrs. _c23 cm. |
||
| 526 |
_a0 _b0 _c0 _d621_313200000000000_CAS |
||
| 650 | 0 |
_aElectric generators _xDirect current. _941337 |
|
| 650 | 0 |
_aElectric motors, Direct current. _941338 |
|
| 942 |
_2ddc _cBK |
||
| 999 |
_c545475 _d545475 |
||