TY - GEN T1 - FY... National Communications System's annual report CY - Arlington, VA : CN - PREX 1.17: PB - National Communications System, PP - Arlington, VA : N1 - Description based on: 93; title from cover. ID - 170317 KW - Emergency communication systems KW - Telecommunication TI - FY... National Communications System's annual report LK - http://purl.access.gpo.gov/GPO/LPS27156 UR - http://purl.access.gpo.gov/GPO/LPS27156 ER -