Goswell writes in a letter to Marvin Sackner about her gift, "They are actually part of some books in progress. I thought you'd have some fun with them." The theme of the "Survival Manual" describes what you can do, including Watch Out, Build a Shelter, Duck and cover, Pack a Kit, and a post office cancelled stamp. The duct tape was placed owing to an advisory from the government as to what to do in protecting yourself from a terrorist airborne pollutant by enclosing your house with plastic sheeting and duct tape [a ridiculous suggestion for obvious scientific reasons]. -- Source of annotation: Marvin or Ruth Sackner.