Simple question, I'm level 25 and I've been trying to find a Firebolt Staff since I started. Are there any merchants that have staves in their inventory?

I'd like to know this as well, I've amassed a large collection of staves that I can sell for thousands but no one seems to buy them. I keep meaning to visit the college in Winterhold but keep getting distracted my other things and as I'm playing a warrior I don't have any cause to go to a mages college.