TY - BOOK ED - United States. TI - United States interagency ground inspection manual: air traffic control and navigational aid facilities PY - 1971///] CY - [Washington, D.C. KW - Air traffic control KW - Inspection KW - United States KW - Handbooks, manuals, etc KW - Aids to air navigation N1 - [Apr. 1967], Change 1; [Jan. 9, 1971]; 4to; [Issued in looseleaf form]; CRDP Program Historic Shelflist record; Official use. Not available ER -