PTT-bulletin / Postal, Telegraph and Telephone International
Swedish ed.: PTT bulletin (ZK 50142). - German ed.: PTT-Bulletin (ZDK 43829).
| Institution: | International Institute of Social History |
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| Format: | TEXT |
| Published: |
Berne.
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| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/87C6FF8D-9CD5-430A-9D6A-F309BDBF88F8 |
| Summary: | Swedish ed.: PTT bulletin (ZK 50142). - German ed.: PTT-Bulletin (ZDK 43829). |
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