登入
選單
返回
Google圖書搜尋
On Machines and Tools for Working in Metal, Wood, and Other Materials
Robert Willis (Jacksonian Professor of Natural and Experimental Philosophy in the University of Cambridge.)
出版
1852
URL
http://books.google.com.hk/books?id=ss61nIANFKIC&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN