The San Diego Model Railroad Museum (SDMRM) enlists the help of designer Clayton McIntyre to create 3D printed buttress for a scale model of the California Tower, which is a part of the Centennial Railway Garden exhibit. McIntyre has put the step-by-step process of how he converted a 2D image into a CAD model on Instructables, which also contains the STL file for the buttress he designed. Read more at 3DPrint.com: https://3dprint.com/136096/mcintyre-san-diego-railroad-museum/