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Authority search results
Authorized headings		Type of heading	Records
Topical Term: Radio waves used for/see from: Hertzian waves see also: Electric waves (Broader heading) Electromagnetic waves (Broader heading) Radio frequency Radio meteorology Signal theory (Telecommunication) (Broader heading)	Details	Topical Term	1 record
Topical Term: Radio waves Diffraction see also: Diffraction (Broader heading)	Details	Topical Term	1 record
Topical Term: Radio waves Scattering	Details	Topical Term	1 record