1965 ELECTROMAGNETIC SPECTRUM CHART FOLDOUT PHILCO/FORD MOTOR COMPANY, COPYRIGHT 1965 BY CHILTON COMPANY, PRINTED IN THE USA, APPROX 22'' x 14.5'', WALL SIZE-EXCELLENT FOR FRAMING,  BRILLIANT COLORS, REFLECTS MID 1960's ERA OF RAPID EXPANSION IN TELECOMMMUNICATIONS,BROADCASTING AND AEROSPACE ELECTRONICS, SEE PICS AS THEY ARE PART OF THE DESCRIPTION