Data reference book. 59 B&W photos. I started this book back in 1988 while doing contemporary field research on North American freight cars in Los Angeles area. The uncommon reporting marks of a private, non-oil based chemical company caught my interest. The current RCRX railcar fleet consists of non-insulated DOT class 111A100W5 rubber lined tank cars used primarily for the transport of hydrochloric acid. This book focuses on the roster data on the fleet