Amish man with summer hat - Ordnung rules state males are to wear hats when outside. Black is for the winter, straw color is for the warmer months. Amish are prohibited from wearing jewelry, not even wedding rings can be worn. Other symbols (beards for men, and black bonnets for women) are used, in lieu of rings, to represent marital status.
Haptic Lab Creates Quilted Maps To Turn Wayfinding Physical
Tactile Maps by Emily Fischer who researches digital information such as open source mapping to find a density of data that conforms to "Amish rules of quilting". Each resultant quilt is a tactile map.