This one's a little all-over-the-place. I'll wait for Randy or Mike to chime in with details, but it looks like a Hawaiian vacation (Maui?), some fun in the backyard of Jim and Joby's place, then some of the best pre-bmx bike racing footage I've ever seen.
Randy gave me a small set of super 8 movies highlight Jim, Joby and the family's good times in the late 60s/early 70s. I've begun to convert them, here's the first one: I'll hit Randy up for more info here.