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| Description |
The main artillery training ground near St. Petersburg.Testing the machine gun Schwarzlosis.1904-19063. - -.-605: people, territory..Electronic copy source: from a private assembly
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| Description |
The main artillery training ground near St. Petersburg.Testing the machine gun Schwarzlosis.1904-19063. - -.-605: people, territory..Electronic copy source: from a private assembly
|
|---|