YOU WILL NEED TO SCALE THIS. This is a re-upload from sketchfab to thingiverse of this Aztec Calendar. It was made using a high quality photoscan. The original content's link is https://sketchfab.com/models/4b49a7f89c894df9b9f02786e23a8fc0#. Please support the creator if you like this work.
Photoscan