This Robert Waldmire illustrated map is giving me big
@MoriartyMaps vibes
https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~269812~90045102:Old-Route-66--75th-Anniversary,-192?qvq=q:author%3D%22Waldmire%2C%20Robert%22;lc:RUMSEY~8~1&mi=19&trs=28