For more than half a century, Austin artist Don Collins crisscrossed Texas looking for traces of the past. Most often he has found them in a variety of old buildings. Drawings of these places, thirteen a year, appeared for three decades in popular calendars issued in Austin by the Miller Blueprint Company. The publications themselves have become collectors' items.In order to prepare his annual calendars, Don frequented less-traveled byways and often forgotten places. When he discovered that he had begun retracing his routes, he bought a stack of Texas county road maps. The artist marked the...