Možda netko dobije volje nabaviti 3d printer da si isprinta ovo čudo
4-8-8-4 Big Boy Locomotive by MakerBot
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...
www.thingiverse.com