Yes. We are doorstop collectors - almost all of my Diesels and electrics are cast brass or bronze.
I was making a joke. I cannot tell the difference between a GP7 and 9 because it does not rise to any discernible level of interest for me.
Some of you may know I am an aviator - I feel the same way about forward and side slips. Even more esoteric - I refuse to memorize the difference between wash-in and wash-out.