Current Data About
Category:1931 in aviation
| (P31) |
(Q59541917)
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| (P155) |
(Q32636721)
|
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| (P156) |
(Q32636731)
|
||
| (P301) |
(Q2811545)
|
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| (P373) |
1931 in aviation
|
||
| (P971) |
(Q18782)
|
other details
| description | Wikimedia category |