Laying of underground cables instead of overhead lines for telephone connections
| Keywords | Permanelo Subscriber Department PMG Madras U/G Contribution |
| Ministry/ Department/ Residency | Ministry of Communication |
| Branch | Directorate General of Posts and Telegraphs |
| From Year / Date (YYYY-MM-DD) |
1956 |
| To Year / Date (YYYY-MM-DD) |
1956 |
| Source Organization | NA |
| Identifier | NAIDLF00049419 |
| File No./Reference No./Sheet No./Folio No. | 19 November 1956, FILE NB-111-60/56 |
| Location | R2 |
| Part No. | NA |
| File Size | 10.7 MB |
| Pages | 6 |
| Call Number | NA |
| Publisher | NA |
| Subject | NA |
| Creator | NA |
| Accession Number | NA |
| Series | NA |
| Year of Publication | NA |
| Language | English |
| Bundle Barcode | NAIDLB00004388 |
| Location Code | 004-0-018-001-03-02 |
| File Barcode | NAIDLF00049419 |
| QC Certificate No. | QC_20240627DL |
| Bundle No. | 497 |
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