| Title: | Convention between the British Government and the Government of Hamburgh, for regulating the Postal Communications with Heligoland |
| Subject: | POSTAL |
| Relation: | British State Papers (BSP) 62/886/0: 0||none |
| Relation: | PRO (now TNA) FO 93/41/13/0: 0||none |
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| Open Document File |
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