41748549078781_page_256

41748549078781 | page 256 | https://thedailydialectics.com/pdfs/FIOA/41748549078781/41748549078781.pdf

REF ID:A56914 —GONFIBENTIAL- —Seeurity-tefonmation— ~230- supplemented by four maps covering Korth America, South America, Asia, and Africa. Map distortions were eliminated by means of a D/F correction scale. Within the scope of this brief survey directed at laymen the author has mentioned only the…