Prototyp samolotu myśliwskiego Albatros D.IV
Unknown author<span style="display: none;">Unknown author</span>
between 1917 and 1918 <div style="display: none;">date QS:P,+1917-00-00T00:00:00Z/8,P1319,+1917-00-00T00:00:00Z/9,P1326,+1918-00-00T00:00:00Z/9</div>
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