USPS
Air Tray – USPS Definition
(Informal) A tray, often an overflow tray, containing few pieces of mail.
Air Tray
(Informal) A tray, often an overflow tray, containing few pieces of mail.
(Informal) A tray, often an overflow tray, containing few pieces of mail.
(Informal) A tray, often an overflow tray, containing few pieces of mail.