Chapter 1
Crystal Systems
from Wikipedia
Bravais lattice
from Wikipedia
Point group
from Wikipedia
Space group
from Wikipedia
17 wallpaper patterns
from Wikipedia
Miller indices
from Wikipedia
Crystal Structures, rotable 3D models
Flash: 3D Crystal Viewer
hexagonal close packing and fcc
from YouTube
Close Packed Structures
Structures of Metals: Close Packing
Heesch-Laves Loose packed sttructure
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The Colossal Book of Mathematics by Martin Gardner
Prof. Dr. Besire Gönül's notes
Prof. Reka Albert's notes
Penrose tiling
from Wikipedia
Quasicrystals
from Wikipedia
Musical instruments play quasicrystal tune
from New Scientist 17 June 1989
Crystallography
demonstrations from Wolfram