Federal Reserve Bank of Dallas. "Revision to Bulletin 11, Circular No. 79-147," District Notices (Federal Reserve Bank of Dallas) (August 29, 1979). https://fraser.stlouisfed.org/scribd/?item_id=542738&filepath=/files/docs/historical/frbdal/circulars/frbdallas_circ_19790829_no79-147.pdf&start_page=1, accessed on September 20, 2017.
Instructions to Collecting and Paying Banks, Revised Page I and Pages 1 Thru 4. Handling of Endpoint-sorted Cash Letters. Effective 8-15-79.