I don't believe there really is an official Original 8 teams. The NFL began as the American Professional Football Association or APFA. It began with 14 in 1920, two of which (the Decatur Staleys and the Chicago Cardinals) are still around, as the Chicago Bears and the Arizona Cardinals.
A textile is anything that is made up of fibers, yarns, or fabrics. The basic building blocks of textile products are fibers.
A sloper pattern (home sewing) or block pattern (industrial production) is a custom-fitted, basic pattern from which patterns for many different styles can be developed. The process of changing the size of a finished pattern is called grading.