PROJECT MICHAEL Open PDF Document Details Document Type Technical Report Publication Date Apr 12, 1954 Accession Number AD0033271 Entities People W. A. Nierenbert Organizations Columbia University Tags Communities of Interest Ground and Sea Platforms DTIC Thesaurus Topics Acoustics Ambient Noise Angle Of Arrival Communication Systems Continuous Waves Crossings Deep Oceans Deep Water Detection Detectors Drops Measurement Naval Operations Navy New York Ridges Seabed