https://www.bendixmoto.com.au/catalogue/honda/cb-251cc-500cc/cb-251cc-500cc/cb-400-super-four-nc39
HONDA CB (251cc - 500cc) CB 400 Super Four (NC39)
honda cbsuper four
https://archives.lib.duke.edu/catalog/uadukeforest_aspace_6f2ab5a02d294d19c533e1f125a0e855
Folder 3: NC & SC Piedmont Loblolly Plot No NC39-NC166 Thinned Office Records 6 - Archives &...