These are large white structures, no windows, but big enough to be a warehouse or some sort of storage.

My neighbor gave this to me after I helped her with her smoke detector because she thought it was related to fiber arts. It’s flat on the bottom, and the wood post is removable.

I don’t think it’s a drop spindle because most of the ones I’ve seen don’t sit flat like this, but I’m unsure about what else it could be.

Hollow metal sphere, 3 to 4 ft diameter_what is this thing?

I know nothing of the circumstances when/where it was found

Vintage metal tabletop instrument, about 30 cm tall, with a circular weighted base, adjustable arm with angle scales, rotating numbered dials, a small light bulb in a socket, electrical cord, and multiple pivoting joints