A Recording Ball Bearing Test Unit Open PDF Document Details Document Type Technical Report Publication Date Nov 01, 1945 Accession Number ADA950757 Entities People H. Glisser J. L. Snead Organizations Frankford Arsenal Tags DTIC Thesaurus Topics Amplifiers Assembly Atmospheric Temperature Ball Bearings Bearings Calibration Friction Gages Lead Wires Lubricants Materials Measurement Resistance Revolutions Strain Gages Test Fixtures Wire