戦時中に木造ヘリコプターを完成させてたなんて旧日本軍の技術力って最強すぎだろ・・・

木造
http://spicky.net/vipper/uploads/spicky/1/9/0/14091_vpX8JUc7.jpg
http://spicky.net/vipper/uploads/spicky/0/9/0/14090_1t4Vqaxf.jpg
http://spicky.net/vipper/uploads/spicky/9/8/0/14089_w8D7xJX.jpg
http://spicky.net/vipper/uploads/spicky/8/8/0/14088_tVZjuof.jpg
http://spicky.net/vipper/uploads/spicky/7/8/0/14087_ReyjV6y.jpg
http://spicky.net/vipper/uploads/spicky/6/8/0/14086_0A1hrH5S.jpg
http://spicky.net/vipper/uploads/spicky/5/8/0/14085_CTPLRJyZ.jpg
http://spicky.net/vipper/uploads/spicky/4/8/0/14084_MENnd4Wy.jpg
http://spicky.net/vipper/uploads/spicky/3/8/0/14083_ePh44n1m.jpg
http://spicky.net/vipper/uploads/spicky/2/8/0/14082_56nZsib9.jpg
http://spicky.net/vipper/uploads/spicky/1/8/0/14081_L1qeKMEa.jpg
http://spicky.net/vipper/uploads/spicky/0/8/0/14080_8lH04JGa.jpg
http://spicky.net/vipper/uploads/spicky/9/7/0/14079_F2RMWEKF.jpg
http://spicky.net/vipper/uploads/spicky/8/7/0/14078_SdDPAaN0.jpg
http://spicky.net/vipper/uploads/spicky/7/7/0/14077_fWIYq1UN.jpg
http://spicky.net/vipper/uploads/spicky/6/7/0/14076_4W0OUJ1E.jpg
http://spicky.net/vipper/uploads/spicky/5/7/0/14075_QPijeoBT.jpg
http://spicky.net/vipper/uploads/spicky/4/7/0/14074_s6J5pHQ.jpg
http://spicky.net/vipper/uploads/spicky/8/9/0/14098_90qomIwL.jpg
http://spicky.net/vipper/uploads/spicky/7/9/0/14097_fUUhbBQ5.jpg
http://spicky.net/vipper/uploads/spicky/4/9/0/14094_ZPKVAQma.jpg
http://spicky.net/vipper/uploads/spicky/1/9/0/14091_vpX8JUc7.jpg