text: Nice find. Great passion.
  
  Oddly enough the current data comes from a TIGER import which came from the US government.
  
  https://wiki.openstreetmap.org/wiki/TIGER
  
  This is an excellent group of information, but it's very difficult to map into OSM since there is no list of coordinates, just images. Having a list of coordinates would allow OSM mappers to fix this up.