PROJECT HARKEN. PART II. BOMBING AND ANALYSIS AND RELATED SUBJECTS. AMERICAN AND BRITISH PHASE Open PDF Document Details Document Type Technical Report Publication Date Dec 01, 1947 Accession Number AD0080379 Entities People I. J. Keefer Tags Communities of Interest Counter IED Weapons Technologies DTIC Thesaurus Topics Accuracy Aircrafts Altimeters Altitude Bomb Bay Doors Bomb Bays Cameras Circuit Breakers Cloud Cover Control Knobs Fungi Government Procurement Governments Ground Speed Photographs Radar Altimeters Radio Altimeters