Macchi M.C.99 torpedo bomber flying boat from Italy. One prototype was built in the 1930s.
https://diqn32j8nouaz.cloudfront.net...r_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...1_fullsize.jpg
Previously:
https://www.homemadetools.net/forum/...830#post156242
https://www.homemadetools.net/forum/...436#post189108
https://www.homemadetools.net/forum/...575#post215862
https://www.homemadetools.net/forum/...438#post211964
https://www.homemadetools.net/forum/...914#post194632
