The Clayton, OK station floor plan on Mike Condren's site shows the platform out front as being made of Cnatts. I'm assuming this is some sort of gravel. Does anyone know the composition? yrral
That would be chat...see this thread, which has a discussion about its source and composition. http://www.frisco.org/vb/showthread.php?1749-The-Semple-Pile&highlight=semple