Website: thingiverse
Author: MakerBot
Price: Free Download
File format: .Stl 3d printable
Description:
This is a HUGE model of the 4-8-8-4 Big Boy, an American steam locomotive used by Union Pacific Railroad from 1941 into the 1960s. A special project commissioned by MakerBot to test limits of 3D printing, it was created and assembled by Paul Fischer.Fischer spent between 700 and 800 hours drafting and another 1,000 hours