16. The top of the jig removed after inflation.
17. The pillow, inflated.
18. The bottom piece of the urn, which has had a hole drilled and tapped in the center, attaching it to the pillow with a screw through that hole, and drilling a hole through it and the pillow, for a locator pin. 
19. The locator pin, made from brass rod, soldered in place. This holds the urn solidly in the correct position on the pillow, keeping it from rotating.
20. Now all the pieces are ready for assembly. The foam gasket has been glued in place on the bottom of the urn.
21. The bottom has been attached to the urn with three screws.
22. The urn has been attached to the pillow with one screw.
23. All done, the illusion is complete.