Nieuport 17 Fighter V09 RAF (Polygon mesh 3D model) is available on CGTrader for $89. Original author: Dreamscape. Specs: 139596 polys, 270428 verts.
STL (Stereolithography, filesize: 3.91 MB), OBJ (OBJ, filesize: 4.18 MB), OTHER (Other, filesize: 4 MB), DXF (DXF, filesize: 4.1 MB), DWG (AutoCAD, filesize: 3.96 MB), LWO (Lightwave, filesize: 2.37 MB), MAX (Autodesk 3ds Max, filesize: 764 KB), TEXTURES (Textures, filesize: 5.5 MB), 3DM (Rhinoceros 3D, filesize: 2.85 MB), 3DS (3D Studio, filesize: 1.6 MB), SKP (Sketchup, filesize: 14 MB), W3D (Shockwave 3D, filesize: 6.9 MB)