File:Diatomaceae of Philadelphia Plate 31-23.jpg

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English: Illustration from Diatomaceae of Philadelphia and Vicinity. Rhopalodia gibba (Kuetz.) Mueller
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Source Extracted fig. 23 from File:Diatomaceae of Philadelphia Plate 31.jpg, source: https://archive.org/details/diatomaceofphi00boye Illustration from Diatomaceae of Philadelphia and Vicinity, Plate 31
Author Charles Sumner Boyer (1856-1928).
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Public domain

The author died in 1928, 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 95 years or fewer.


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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current16:49, 19 August 2021Thumbnail for version as of 16:49, 19 August 2021301 × 1,476 (37 KB)Ernsts (talk | contribs)Uploaded a work by Charles Sumner Boyer (1856-1928). from Extracted fig. 23 from [[:File:Diatomaceae of Philadelphia Plate 31.jpg], source: https://archive.org/details/diatomaceofphi00boye Illustration from Diatomaceae of Philadelphia and Vicinity, Plate 31 with UploadWizard

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