http://www.navyfield.co.kr/guide/shipyard/shiptree6.asp
http://www.navyfield.co.kr/guide/shipyard/sailortree.asp?str=6
Could'nt figure out how to right-click and download the image.. so I just linked them.
Russian Sailor gets +2 on Engine and Bomber ability.
*A few errors(SS image for BC.Stalingrad & 700 Aircraft space on CVs, etc.) are
found, but will be fixed soon.
And I believe the shiptree is missing remodel ships.