其他書名 | A Manual of Practical Instruction in the Art of Creating Machinery for Specific Purposes,including Many Working Hints Essential to Efficiency in the Operation and Care of Machines, and Increase of Output |
出版 | American School of Correspondence, 1907 |
URL | http://books.google.com.hk/books?id=Y6yBNOlx-acC&hl=&source=gbs_api |