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File:Medfield Junction interlocking diagram, February 1911.jpg

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English: 1911 diagram of the interlocking at Medfield Junction
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Source flickr
Author New Haven Railroad
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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:Medfield_Junction_interlocking_diagram,_February_1911.jpg

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6 February 1911Gregorian

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Date/TimeThumbnailDimensionsUserComment
current04:37, 19 December 2015Thumbnail for version as of 04:37, 19 December 20151,024 × 554 (364 KB)Pi.1415926535{{Information |Description ={{en|1=1911 diagram of the interlocking at Medfield Junction}} |Source =[http://farm2.static.flickr.com/1043/4721271987_1921de812b_b.jpg flickr] |Author =New Haven Railroad |Date =1911-02-06 |Per...
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