Medoff, Theresa Gawlas
AAA World, January/February 2018, pp. 26-30
"As our national celebrates the 50th anniversary of the National Trail System Act, the country's scenic, historic and recreational trails continue to grow in popularity." -from the article heading. It gives a good overview of the National Trail System, history, categories of trails, and mileages.
- Bookwood Historical Collection, Star Lake