Der Verlust der Patrie - Illustrierte Aeronautische Mitteilungen, XIII. Jahrgang, 18. Januar 1908, 2. Heft
▻https://archive.org/details/bub_gb_bsvNAAAAMAAJ/page/n42
https://ia801401.us.archive.org/BookReader/BookReaderImages.php?zip=/0/items/bub_gb_bsvNAAAAMAAJ/bub_gb_bsvNAAAAMAAJ_jp2.zip&file=bub_gb_bsvNAAAAMAAJ_jp2/bub_gb_bsvNAAAAMAAJ_0042.jp2&scale=2.35626767200754&rotate=0&.jpg https://ia801401.us.archive.org/BookReader/BookReaderImages.php?zip=/0/items/bub_gb_bsvNAAAAMAAJ/bub_gb_bsvNAAAAMAAJ_jp2.zip&file=bub_gb_bsvNAAAAMAAJ_jp2/bub_gb_bsvNAAAAMAAJ_0043.jp2&scale=2.35626767200754&rotate=0&.jpg https://ia801401.us.archive.org/BookReader/BookReaderImages.php?zip=/0/items/bub_gb_bsvNAAAAMAAJ/bub_gb_bsvNAAAAMAAJ_jp2.zip&file=bub_gb_bsvNAAAAMAAJ_jp2/bub_gb_bsvNAAAAMAAJ_0044.jp2&scale=2.35626767200754&rotate=0&.jpg https://ia801401.us.archive.org/BookReader/BookReaderImages.php?zip=/0/items/bub_gb_bsvNAAAAMAAJ/bub_gb_bsvNAAAAMAAJ_jp2.zip&file=bub_gb_bsvNAAAAMAAJ_jp2/bub_gb_bsvNAAAAMAAJ_0045.jp2&scale=1.8050541516245486&rotate=0&.jpg