File:B&EN v16 no 24 fig01 pg05 (1916-06-24) General Plan and Profile.jpg

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Summary

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Description
English: Caption: General Plan and Profile [of the Twin Peaks Tunnel]
Date
Source Glick, L. (21 June 1916). "Method and Progress of Construction of the Twin Peaks Tunnel In San Francisco, Cal.". Building and Engineering News 16 (24): 5–13. Retrieved on 24 July 2018.
Author Unknown illustrator(s) and/or photographer(s).

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Public domain
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:B%26EN_v16_no_24_fig01_pg05_(1916-06-24)_General_Plan_and_Profile.jpg

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Date/TimeThumbnailDimensionsUserComment
current15:34, 25 July 2018Thumbnail for version as of 15:34, 25 July 20181,869 × 786 (276 KB)Mliu92 (talk | contribs)User created page with UploadWizard

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