When Harv had opened it up a few hours later, he had found all of the toys 
vanished except for these four. He had explained that the deke bin would only 
work on things that had come from the M.C. originally, and that anything that 
had been made "by hand" (a troublesome concept to explain) was rejected. 
Dinosaur, Duck, Peter, and Purple were old ragged things that had been made 
"by hand."