"The intent in providing this guidance is to (1) demonstrate that historical archeological properties are important and worthy of evaluation and preservation; (2) promote and facilitate the submittal of historical archeological nominations; (3) improve the National Register as a representative inventory of this nation's significant cultural resources (currently, less than three percent of the National Register properties are recognized for their historical archeological values); and (4) encourage local, state, and federal project and landuse planners to recognize the significance of these kinds of cultural resources"--Page iii.