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Steel grillage beams for the foundations

In the foreground lies a massive steel beam with riveted stiffeners along its web; above it a derrick holds a grillage of short, heavy beams bolted together, and more steel and a worker appear on the rubble beyond.

Period
c. 1930–1931
Credit
US National ArchivesPublic Domain (NARA) · Digitalisierung und Bearbeitung: © zb Media GmbH

Specifications

Clip name
HFE004386
Length
0' 14"
Aspect Ratio
16:9
Frames per Second
24 fps
Chroma Subsampling
yuv422p10le
Resolution
1920 × 1080
Format
MOV
File Size
306,019,012 bytes
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