When Lily dries the dish, the position of the towel changes between shots.
In the shot of the Raven on the chair, a string is tied to its right leg.
After Grandpa asks who's coming to visit, his mouth can still be seen moving like he's going to say something more before the camera cuts to Lily.
When Herman and Grandpa leaves the chimp in the house, and Googie's father closes the door, the shadow of the cameraman falls on the door.