I happen to have one of his final works in Movie Pamphlet form, Clash of the Titans.
Here is Ray getting a head up on things. Others get into the act as well.
The cast: Mortals, Immortals and Creatures:
Here is a preview of the movie for Japanese audiences.
No wait, that doesn't seem right. Try this:
Finally here is a profile and interview with Mr. Harryhausen and one of the most iconic scenes from the movie.
Happy Birthday, Ray!