TY - BOOK ED - United States. TI - Federal aviation regulations: pt. 77. objects affecting navigable airspace PY - 1975///] CY - [Washington, D.C. KW - Aeronautics KW - Law and legislation KW - United States N1 - Jan. 1975; Cover title; 4to; [Incorporates 77-1 through 77-10]; Document for sale by the Superintendent of Documents, paper, $1.10; S/N 17. Class number: TD 4.6:77/2; CRDP Program Historic Shelflist record ER -