Manual of the postal and telegraph service of the Philippine islands with appendix containing civil service rules and decisions of the Supreme Court
| Erakunde egilea: | |
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| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Manila
Bureau of Printing
1926.
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| Gaiak: |