Summary Technical Report of Division 6, NDRC. Volume 21. Torpedo Studies Open PDF Document Details Document Type Technical Report Publication Date Sep 30, 1946 Accession Number AD0200793 Tags DTIC Thesaurus Topics Boundary Layer Cameras Computational Science Control Surfaces Control Systems Differential Equations Equations Of Motion Explosive Charges Fish Measurement Naval Operations Naval Warfare Navy Photographs Pressure Distribution Pressure Measurement Resonant Frequency