You did fine. Not a big value sign but left some meat on the bone if you need to resell it in the future.
Some people forget that many people in the market for signs now don't care about collectors of signs, they just want an interesting piece to throw up on the wall and buying a beat up sign beats paying for some china Walmart thin tin sign that thousands of others have on their walls.
Checkout my items for sale on Pauls Picks on Facebook.
Collecting anything keeps you young at heart!