Greg, according to our records you, yourself, closed the thread. You might have done it inadvertently, but no moderator closed it.
Instead of my opening it for you, give it a try. Members can both close and open their own threads in the Gun Show. However, you were wise to ask about the closure since it is not wise to re-open a thread that was closed by a moderator as stated in the rules (rule #3 in the Gun Show rules