Here is the letter D from the crosley field scoreboard that was in the historic ballpark when it closed in 1970.
this was sold on a ebay auction for a few dollars. the sign is metal.
__________________
tiger stadium forever comerica park never.
The perspective from foul territory shows the many angles in the outfield wall, as well as the rise of the playing field toward the fence, a distinctive feature of the the original ballpark.
I've played there in city tourments and all I have to say is that I love Crosley and I also look forward to playing there!