LAMS of TCA workman unloading mailbags from Northstar airplane, TILT DOWN along conveyor to other TCA employee and postman loading bags into post office truck. Two shots of Northstar plane on tarmac, mobile conveyor being driven up to plane, TCA employees starting to unload mailbag as post office truck backs up to conveyor. CU of of TCA employee's and postman's hands unloading mailbag from conveyor. CS of TCA employee unloading mailbags from conveyor.