USPS Position Letter: Article 8; Hours of Work (1981) Clerk Return to Contract Database Overview View Document Download APWU National Grievance Number: H8C4HC22373 Hours of Work, Brush Up Training, Developmental Training Return to Contract Database Related Documents December 22, 9122 National Pre-Arbitration Agreement: Article 17; Representation (1989) December 22, 9122 National Pre-Arbitration Agreement: Article 17; Representation (1989) December 22, 9122 National Pre-Arbitration Agreement: Article 17; Representation (1989)