There are usually three parts to a delivery note. Once they sign for the delivery, the top copy goes to the customer, the middle copy goes to the delivery company, and the bottom copy to the supplier.
there was only one copy, but when printers were made they made an uncounted numbers of the Declaration of Independence so they may not lose it or it fade so much that they may not read it. i belive...
I recall reading somewhere that there were 1100 sets of Alpha and 4000 sets of Beta printed. I am unsure of how many Unlimited Sets are printed, but you would be able to source one set of the power...