其他書名 | A Brief Digest of Continuing Research and Experimentation, Conducted by Railroads Individually and Collectively Through the American Railway Association in the Interest of Safety of Passengers, Employees and the General Public, with an Introduction and an Historical Chapter |
出版 | American railway Association, 1934 |
URL | http://books.google.com.hk/books?id=H7CdcDTD6ewC&hl=&source=gbs_api |