DETERMINATION OF ENGINE CONDITION BY SPECTROGRAPHIC ANALYSIS OF ENGINE OIL SAMPLES Open PDF Document Details Document Type Technical Report Publication Date Apr 05, 1961 Accession Number AD0268305 Entities People Bernard B. Bond Jack F. Witten Tags Communities of Interest Air Platforms Energy and Power Technologies Weapons Technologies DTIC Thesaurus Topics Aircrafts Aluminum Bearings Compression Data Processing Disassembly Electrodes Elements Engines Gas Turbines Government Procurement Materials Engineering Metals Models Oil Tanks Pistons Production Engineering