Two Parks College students welding a steel tube airframe
Two Parks students welding part of a steel tube airframe in the Welding and Brazing section of the Airplane and Engine Mechanics' Course (c. 1930) [Photo from the Henry Schnittger Photo Collection]
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| Médium: | Online |
| Vydáno: |
1930
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| On-line přístup: | http://cdm17321.contentdm.oclc.org/cdm/ref/collection/photos/id/4452 |
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