THE PENNSYLVANIA RAILROAD GENERAL NOTICE No. 225C AND APPENDIX 12 TO G-400 Instructions for the Government of Freight Agents PART 1 Cancels General Notice No. 225-B and Supplements REGULATIONS FOR THE TRANSPORTATION OF EXPLOSIVES AND OTHER DANGEROUS ARTICLES APPLYING TO RAIL FREIGHT SERVICE EFFECTIVE DECEMBER 15, 1951 AGENT'S INDEX No. 508 Softcover, 5" x 8", 111 Indexed Pages Contains numerous lists, charts, tables, signage, and tank car diagrams. Condition: A half inch stain at outside page edges not affecting text or artwork, a slight musty odor, otherwise in very good condition. We ship Worldwide. Your questions are always invited and answered promptly.