The question for this week has a somewhat different format from the traditional multiple guess questions previously presented.
Shown below are the front and side views of a three-dimensional object. These drawings are complete and correct mechanical drawings for the object, such as those one might give to a machine shop for its construction. The object is not a solid sphere or a thin spherical shell, and it can be made in a machine shop, as we will see next week.

The question is, what is the third (top) view, and what is the object.
Rather than give you a selection of answers, we give you a selection of clues about the top view:
Click here for Answer #33 after October 9, 2000.


