Description: Wo kuo ti yu s?e chin shu kung yeh..

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Wo kuo ti yu s?e chin shu kung yeh..

Main Author:	Chu, Ho. [from old catalog]
Language:	Chinese
Published:	1956..
Subjects:	Nonferrous metals.

Item Description:	Romanized.
Physical Description:	28 p: illus; 19 cm..