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File:Position of beaches of proglacial lakes that preceded the North American Great Lakes.jpg

Position_of_beaches_of_proglacial_lakes_that_preceded_the_North_American_Great_Lakes.jpg ‎(561 × 340 pixels, file size: 98 KB, MIME type: image/jpeg)

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English: Position of beaches of proglacial lakes that preceded the North American Great Lakes from G.W. Spencer.
Original caption: "
Preglacial lake beaches in the Great Lakes region, as interpreted by Spencer, based mainly on his mapping in 1887 and 1888 (from Spencer, 1891a).
"
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Source https://journals.lib.unb.ca/index.php/gc/article/view/2774/3256
Author Creator:G.W. Spencer
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This Canadian work is in the public domain in Canada because its copyright has expired due to one of the following:
1. it was subject to Crown copyright and was first published more than 50 years ago, or

it was not subject to Crown copyright, and

2. it is a photograph that was created prior to January 1, 1949, or
3. the creator died prior to January 1, 1972.

You must also include a United States public domain tag to indicate why this work is in the public domain in the United States. Note that this work might not be in the public domain in countries that do not apply the rule of the shorter term and have copyright terms longer than life of the author plus 50 years. In particular, Mexico is 100 years, Jamaica is 95 years, Colombia is 80 years, Guatemala and Samoa are 75 years, Switzerland and the United States are 70 years, and Venezuela is 60 years.

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Date/TimeThumbnailDimensionsUserComment
current03:55, 4 November 2019Thumbnail for version as of 03:55, 4 November 2019561 × 340 (98 KB)Geo Swan (talk | contribs)Cropped 1 % horizontally, < 1 % vertically using CropTool with precise mode.
03:54, 4 November 2019Thumbnail for version as of 03:54, 4 November 2019569 × 341 (100 KB)Geo Swan (talk | contribs)Cropped 2 % horizontally, 15 % vertically using CropTool with precise mode.
03:49, 4 November 2019Thumbnail for version as of 03:49, 4 November 2019583 × 400 (120 KB)Geo Swan (talk | contribs){{Information |Description={{en|1=Position of beaches of proglacial lakes that preceded the North American Great Lakes from {{w|G.W. Spencer}}.}} |Source=https://journals.lib.unb.ca/index.php/gc/article/view/2774/3256 |Date=1891 |Author={{Creator:G.W. Spencer}} |Permission= |other_versions= }} Category:Maps of proglacial lakes

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