The author died in 1935, so this work is in the public domain in its country of origin and other countries and areas where the
copyright term is the author's life plus 80 years or fewer.
== Summary == {{Information| |Description=''Glyptodon'' |Source= [http://www.copyrightexpired.com/Heinrich_Harder/glyptodon.html The Wonderful Paleo Art of Heinrich Harder] |Date= 1920 (probably) |Author=
Heinrich Harder (1858-1935) |Permission= {{P
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