| 000 | 00000nam 2200000zi 4500 |
| 001 | 9.927872 |
| 003 | CaOODSP |
| 005 | 20241021152544 |
| 006 | m o d f |
| 007 | cr |n||||||||| |
| 008 | 230927s1977 onc o f000 0|eng d |
| 040 | |aCaOODSP|beng|erda|cCaOODSP |
| 043 | |an-cn--- |
| 086 | 1 |aCo22-587/1977E-PDF |
| 245 | 00|aOverview '77 : |bpublic message telegraph service. |
| 264 | 1|aOttawa : |bDepartment of Communications, |c1977. |
| 300 | |a1 online resource (27, 8 pages) |
| 336 | |atext|btxt|2rdacontent |
| 337 | |acomputer|bc|2rdamedia |
| 338 | |aonline resource|bcr|2rdacarrier |
| 500 | |aDigitized edition from print [produced by Innovation, Science and Economic Development Canada]. |
| 500 | |aIssued also in French under title: Perspective 77 : le service télégraphique public. |
| 650 | 0|aTelegraph|zCanada. |
| 710 | 1 |aCanada. |bDepartment of Communications, |eissuing body. |
| 775 | 08|tPerspective 77 : |w(CaOODSP)9.944292 |
| 856 | 40|qPDF|s868 KB|uhttps://publications.gc.ca/collections/collection_2024/isde-ised/co22/Co22-587-1977-eng.pdf |