"tw0 principal classes of speech" + "aeiou.png" -> consonant and vowel
0 is o (a vowel), which means that consonants are 1 while vowels are 0 (this does not include y)
january 1010011
queuing 1000011
zaouiat 1000001
georgia 1001100
liaison 1000101
council 1001101
quieter 1000101
single 101110
squeeze 1100010
charlie 1101100
phoenix 1100101
whistle 1101110
wheelie 1100100
.blend is a file extension made specifically for Blender, a 3D computer graphics software.
other methods included converting the file to .obj to open on 3D Paint or some other software that used that file extension
open up the file in blender and simply scale the plane by the Z-axis
this should get you this Aztec code in this correct orientation (raised surfaces are black):