CONTENTSChairman?s Message --- Alfred C. MascyPreface --- Joseph F. Vittek, Jr.Exhortation Where Do We Go From Here? --- Charles E. RosendahlEconomic and Market AnalysisBasic Relationships for LTA Economic Analysis ---Raymond A. AusrotasPreliminary Estimates of Operating Costs for Lighter Than Air Transports--- C. L. Smith, M. D. ArdemaComparative Airship Economics --- Robert HarthoornEffect of Present Technology on Airship Capabilities --- Robert T. Madden, Frederick BloetscherAirship Economics --- Richard D. Neumann, L. R. ?Mike? HackneySome Economic Tables for Airships --- Richard D. NeumannA Study of Design Trade-Offs Using a Computer Model --- Stephen CoughlinAn Economic Comparison of Three Heavy Lift Airborne Systems --- Bernard H. CarsonAn Approach to Market Analysis for Lighter Than Air Transportation of Freight --- Paul O. Roberts, Henry S. Marcus, Jean H. PollockMarket Assessment in Connection with Lighter Than Air --- John E. R. WoodTechnical and Design ConsiderationsBask Relationships for LTA Technical Analysis --- Raymond A. AusrotasThe Effects of Selected Modern Technological Concepts on the Performance and Handling Characteristics of LTA Vehicles --- Carmen J. MazzaBoundary Layer Control for Airships --- F. A. Pake, S. J. PipitoneAirship Stresses Due to Vertical Velocity Gradients and Atmospheric Turbulence --- Duncan SheldonAn Aerodynamic Load Criterion for Airships --- Donald E. WoodwardThe Planar Dynamics of Airships --- Frank J. ReganFloating vs. Flying, A Propulsion Energy Comparison --- Fendall MarburyLong Fluid Filled Bags Suspended by Line Forces --- M. L. Mullins. J. L. DuncanComputer Aided Flexible Envelope Designs --- Ronald D ReschLTA Application of a Long Trailing Wire High Speed/Low Weight Reeling System --- D. F. WerbMaterials, Manufacturing and OperationsLTA Structures and Materials Technology --- Norman J. MayerPotential Contribution of High Strength, High Modulus Aramid Fibers to the Commercial Feasibility of Lighter Than Air Craft --- D. L. G. Sturgeon, T. K. VenkatachalamAirship Construction --- John RodaOperational Considerations for the Airship in Short-Haul Transportation --- Charles D. WalkerDesign Aspects of Zeppelin Operations from Case Histories --- Walter P. MaierspergerLighter Than Air: A Look at the Past, A Look at the Possibilities --- William F. SheaMooring and Ground Handling Rigid Airships --- Hepburn Walker, Jr.A New Concept for Airship Mooring and Ground Handling --- John C. VaughanModern Airship Design ConceptsThe Slate All Metal Airship --- Claude C. Slate, Richard D. NeumannState of the Art of Metalclad Airships --- V. H. Pavlecka., John RodaThe Aerospace Developments Concept --- John E. R. WoodMethod for Transporting Impellent Gases --- Hermann PapstThe Design and Construction of the CAD-1 Airship --- H. J. Kleiner, R. Schneider, J. L. DuncanA LTA Flight Research Vehicle --- Fred R. NebikerThe Airfloat Heavy Lift Project --- Edwin MowforthHybrid Airship Design ConceptsThe Basic Characteristics of Hybrid Aircraft --- J. B. NicholsA Semibuoyant Vehicle for General Transportation Missions --- C. Dewey Havill, Michael HarperThe Dynairship --- William McElwee Miller, Jr.Some Aspects of Hybrid-Zeppelins --- Paul-Armin MackrodtUltra-Heavy Vertical Lift Systems--?The Heli-Stat? --- Frank N. PiaseckiThe Variable Density Aircraft Concept --- A. C. DavenportAirship ApplicationsRoles for Airships in Economic Development --- George J. Beier, Gerardo Cahn HidalgoThe Application of the Airship to Regions Lacking in Transport Infrastructure --- Stephen CoughlinMilitary Applications of Rigid Airships --- Ben B. LevittPotential ASW Missions for Lighter Than Air Ships --- Richard S. Stone, Bernard O. Koopman, Gordon RaisbeckAntisubmarine Warfare (ASW)?A Specific Naval Mission for the Airship (Abstract Only) --- Louis J. Free, Edwin E. HansonThe Surveillance Airship (Abstract Only) --- L. E. Mellberg, R. T. KobayashiAirship Logistics? The LTA Vehicle: A Total Cargo System --- L. R. ?Mike? HackneyThe Transport of Nuclear Power Plant Components --- S. J. Keating, Jr.Airships for Transporting Highly Volatile Commodities --- Miles SonstegaardUsing Lighter Than Air Vehicles (Dirigibles) in Housing Construction --- E. E. Shamis, V. B. MoorychevEnvironic Implications of Lighter Than Air Transportation --- Patrick HorsbrughUnmanned and Tethered Systems and ApplicationsAerocrane--A Hybrid LTA Aircraft for Aerial Crane Applications --- Russel G. Perkins, Jr., Donald B. DoolittleUnmanned Powered Balloons --- Arthur O. KornSpecial Problems and Capabilities of High Altitude Lighter Than Air Vehicles --- P. R. Wessel, F. J. PetroneA Practical Concept for Powered or Tethered Weight-Lifting LTA Vehicles --- M. Alain BalleyguierA Revolutionary and Operational Tethered Aerostat System Illustrating New LTA Technology --- James A. MenkeTechnology Update?Tethered Aerostat Structural Design and Material Developments --- Robert G. WitherowTwo Lighter Than Air Systems in Opposing Flight Regimes--An Unmanned Short Haul, Heavy Load Transport Balloon and a Manned, Light Payload Airship --- R. A. PohlBalloon Logging with the Inverted Skyline --- C. Frank Mosher?LOTS? of LTA Applications --- Jay S BrownRemotely Piloted LTA Vehicle for Surveillance --- Gerald R. Seemann, Gordon L. Harris, Glen J. BrownAppendicesLTA Bibliography --- Richard D NeumannAuthors