Why are the floors with the number 4 missing in the houses in the east?


NiceFoolhouse
 
Why are the floors with the number 4 missing in the houses in the east?
Source
Why are the floors with the number 4 missing in the houses in the east? - My, Facts, Informative, Briefly, Nauchpop, Text
Briefly Nauchpop Informative Facts
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