Summary Technical Report of Division 14, NDRC. Volume 1. Radar: Summary Report and HARP Project Open PDF Document Details Document Type Technical Report Publication Date Sep 30, 1946 Accession Number AD0200800 Tags Communities of Interest Air Platforms Energy and Power Technologies Ground and Sea Platforms Weapons Technologies DTIC Thesaurus Topics Aircrafts Detectors Early Warning Systems Employment Fire Control Systems Loran Materials Processing Materials Science Measurement Navigation Navy Personnel Management Radar Radar Beacons Radar Equipment Repetition Rate Warning Systems