Frank Davis, who served the National Old Trails Road Association for many years, is shown in the Association's headquarters in front of a map of the trail.

Oakland's Municipal Auditorium, shown here, was the site of the Pan-American Road Congress. Although the Congress was a failure in some respects, members of AASHO took time from the event to develop a draft bill that was the foundation for the Federal Aid Road Act of 1916, which Judge Lowe opposed.