Punched cards : their applications to science and industry /

Punched cards : their applications to science and industry /

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书目详细资料
主要作者:	Casey, Robert S. (Robert Sabert)
其他作者:	Perry, James W. (James Whitney), 1907-
格式:	图书
语言:	English
出版:	New York : Reinhold, 1951.
主题:	Punched card system.

实物特征
实物描述:	1 v.