A steam cleaner is best if you have one, just use the warm moist setting it will not damage the varnish If you have any doubts test the steam cleaner on some other varnished surface, it will not damage it at all more.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.