This model is built in 3DStudioMax 13 and rendered in standard scanline. It is built very near to scale, within 3% of actual general dimensions. The engines are very detailed. The propellers are animated. The ailerons, flaps,elevators, rudder, landing gear and landing gear doors are all animateable. The model is built to be used in in-flight animations and video or simulation. It can also be used to populate an airport scene.Model was exported to several different formats: dwg, dxf, 3ds, obj, u3d, dae, lwo, acs. Other formats are exported in one resolution. This can be further subdivided. Exported formats are prepared well to work correctly with every standard modeling software. Compatibility level with other software’s may be limited. Textures are included with all files.Douglas R5D is a military version of DC-4 modified for US Navy service.