Thank you to everyone who submitted guesses. As most of you noted, this was an AC Invacar.
If you think you have the answer, just head over to the HVA’s Facebook page, or log your best guess in the comments section below. Guess correctly and you have a chance to get a cool HVA ballcap for your trouble. This basic black, fully adjustable cap features an adjustable fit and the HVA emblem on the front. One winner will be drawn randomly from the pool of correct responses on Friday, February 28th.