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Roebling Bridge ad from July, 1958 issue of Civil Engineering Magazine.
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|current||05:47, 10 October 2009||2,146×3,093 (1.86 MB)||Sakowski||(Roebling Bridge ad from July, 1958 issue of Civil Engineering Magazine.)|
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|Horizontal resolution||72 dpi|
|Vertical resolution||72 dpi|
|Software used||Adobe Photoshop CS Macintosh|
|File change date and time||15:38, 17 April 2006|