DUCTED FAN DESIGN STUDY OF THE VERTODYNE Open PDF Document Details Document Type Technical Report Publication Date Jul 01, 1956 Accession Number AD0139876 Entities People D. T. Julian H. S. Wahl Organizations Boeing Rotorcraft Systems Tags Communities of Interest Air Platforms DTIC Thesaurus Topics Aircrafts Control Systems Diameters Diffusion Ducted Fans Fans Flow Fluid Flow Government Procurement Guide Vanes Inlet Guide Vanes Mass Flow Propellers Propulsion Systems Shrouded Propellers Transport Aircraft Two Dimensional