That you lost it and its gone.

The Certification of Missing or Lost Receipt, or 'lost receipt form,' is a form the AF uses in lieu of receipts when documenting official travel. You have to file this form if you are missing a receipt and want reimbursement for that expense.

The Lost Receipt - 1915 was released on:

USA: 9 January 1915

Request sample of explanation of lost receipt

The Tradehome show exchange policy allows returns and refunds with a receipt. If customers do not have their receipt the item cannot be returned.