detailed inset maps of 350 cities and 28 national parks, plus a comprehensive, unabridged index. Road construction and conditions contact information for every state and Canadian province are conveniently located on map pages. A mileage chart shows distances between 77 North cities and national parks...
Note, however, that these maps were rather detailed and were not “broad-scale” maps (each map covering about 600 km2) which facilitated the connectivity with local farmers. At the EU level, the need to monitor and predict yields led to the implementation of the MARS (Monitoring Agricultural...