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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Detalhes bibliográficos
Autor principal: Unknown creator; St. Louis University
Formato: Online
Publicado em: 1930
Acesso em linha:http://cdm17321.contentdm.oclc.org/cdm/ref/collection/photos/id/4452
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