$89 Airco DH-4 V04 Bush Seaplane 3D model by Dreamscape. Available on CGTrader with 79399 polys and 41076 vertices. Geometry: Polygon mesh. Check it out on CGHub.
MAX (Autodesk 3ds Max, filesize: 443 KB), OBJ (OBJ, filesize: 1.14 MB), DWG (AutoCAD, filesize: 1.46 MB), MAT (mat, filesize: 4.25 MB), 3DS (3D Studio, filesize: 482 KB), DXF (DXF, filesize: 2.03 MB)