| 000 | 00362pab a2200157 454500 | ||
|---|---|---|---|
| 008 | 180718b2000 xxu||||| |||| 00| 0 eng d | ||
| 100 | _aPrasad, Ravi Visvesvaraya | ||
| 245 | _aOld obligations are costly | ||
| 260 | _c2000 | ||
| 300 | _ap.12 | ||
| 362 | _a18 Jul | ||
| 650 | _aCommunications | ||
| 650 | _aTelephone | ||
| 773 | _aTelegraph | ||
| 909 | _a47104 | ||
| 999 |
_c47104 _d47104 |
||