LEGIBILITY OF AIRCRAFT INSTRUMENT DIALS: THE RELATIVE LEGIBILITY OF MANIFOLD PRESSURE INDICATOR DIALS Open PDF Document Details Document Type Technical Report Publication Date Dec 07, 1944 Accession Number AD0038562 Entities People Roger B. Loucks Tags Communities of Interest Air Platforms DTIC Thesaurus Topics Accuracy Air Force Aircrafts Aviation Medicine Contrast Errors Flight Training Government Procurement Governments Indicators Instrument Dials Judgment Measurement Specifications Standards Tachometers