Deep-Towed Proton Magnetometer. Open PDF Document Details Document Type Technical Report Publication Date Oct 02, 1964 Accession Number ADA062876 Entities People John D. Mudie Organizations Columbia University Tags Communities of Interest Advanced Electronics DTIC Thesaurus Topics Amplifiers Amplitude Audio Amplifiers Bottles Circuits Commercial Equipment Detectors Frequency Magnetic Fields Magnetometers Materials Measurement Military Research Scalar Magnetometers Seabed Side Looking Sonar Transducers