"one book per call number" challenge

• 001
  • 010
  • 020
  • 030
  • 040
  • 050
  • 060
  • 070
  • 080
  • 090
• 100
  • 110
  • 120
  • 130 paranormal
  • 140
  • 150 self help
  • 160
  • 170
  • 180
  • 190
• 200 (all religion, all the time)
  • don't know about diversity but everything '00-'80 is Christian
• 300

blah, finish this later when i actually do this challenge

• 900
  • 910
  • 920
  • 930
  • 940
  • 950
  • 960
  • 970
  • 980
  • 990 Australia