A suggested unit course, shipyard outside machinist (for beginning and advanced instruction). Prepared by the commonwealth of Pennsylvania, Department of public instruction, Division of industrial education, in cooperation with Sun shipbuilding and dry dock company, Chester, Pennsylvania, School district of Philadelphia, School district, City of Chester, and United States Office of education, Federal security agency

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Bibliographische Detailangaben
1. Verfasser: Pennsylvania. Dept. of Public Instruction
Format: Buch
Sprache:eng
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