There are two versions of this file - AM_177.stl has the whole Ankh-Morpork crest, AM_177_v2.stl only has an ankh. I'd recommend v2 unless you have a very good printer, because without the details the bird on top of an ankh can come out looking...uh, unfortunate.
AM_177.stl | 612.5KB | |
AM_177_v2.stl | 438.0KB |