4 resultados para welding defects

em CUNY Academic Works


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A student in the Welding Department at the New York Trade School is pictured working. Notice the sparks that are being emitted from the equipment. Black and white photograph.

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Pictured is a P & H A.C. Arc Welder that would have been used to teach students in the Welding Department at the New York Trade School. Black and white photograph.

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Several students are pictured in a classroom in the Welding Department at the New York Trade School. Some are shown emerging from welding booths at the right of the photograph. Black and white photograph.

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A student in the Welding Department at the New York Trade School is shown working. Black and white photograph.