Not only are there places that only sell pens, there are discussion forums,
http://www.fountainpennetwork.com/forum/And some are quite interesting,,,,, and expensive!
http://www.fountainpennetwork.com/forum/...-fp-inkpot-set/And no, I wouldn't pay that much for a pen, but I do like them.
I have several Sheaffer school pens, Lamy's, a Waterman, etc.