This depends widely on your exact location as some stores are not in the same states. Sears stores are nationwide and most offer auto centers. Another place to refer to would be the yellow pages or your local mechanic as they can provide more insight to what's available in your area.
Also the internet can help locate websites where you can look at systems.
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.