File:Detail of dovetailed blocks on the system first used at Les Hanois lighthouse.png

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Description
English: Detail of dovetailed blocks on the system first used at Les Hanois lighthouse. This particular drawing is from the design of the slightly later Wolf Rock lighthouse.
Date
Source Edit of https://commons.wikimedia.org/wiki/File:Wolf_Rock_Lighthouse_Engineering_drawing.png
Author Institute of Civil Engineers

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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:Detail_of_dovetailed_blocks_on_the_system_first_used_at_Les_Hanois_lighthouse.png

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Detail of dovetailed blocks on the system first used at Les Hanois lighthouse

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2 January 1870Gregorian

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current18:12, 1 February 2023Thumbnail for version as of 18:12, 1 February 20231,392 × 364 (593 KB)TheohUploaded a work by Institute of Civil Engineers from Edit of https://commons.wikimedia.org/wiki/File:Wolf_Rock_Lighthouse_Engineering_drawing.png with UploadWizard

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