Can you tell me what these names are?

Hi
My brain is not working, can someone help me out ??
I am trying to think of what railnames theese two are:
W & A R R
and
D S P & PENN. RAILROAD
If you can help my brain out it would be greatly appreciated
thanks
mitch

Western & Atlantic Railroad

Denver, South Park & Pacific (not Penn.) Railroad

Dr. John beat me to it!

Thanks Dr John, I had three possabilitys for w&arr, you made my mind up. i dont know what i was thinking penn. after i thought about it i knew it was pacific. I hate when the brain has it moments like this. (happens often any more LOL)
Again thanks