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Today we'll tell you about the greatest maritime disaster in post-war Poland. The sinking of the ferry Jan Heweliusz stirs up a lot of emotions not only because of the famous TV series, but also because it's a tragedy that's still very fresh and full of controversy. Hear about this terrible event now, on Historia bez censorury. We invite you to watch!

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Sources:
A. Zadworny, Heweliusz. The Mystery of the Baltic Disaster,
L. Adamczewski, Heweliusz and Other Untold Disasters of Postwar Poland,
J. Reszka, Hello, We're Dying! The Greatest Disasters in Postwar Poland.

ARCHIVED AND VISUAL MATERIALS – SOURCES
Some of the visual materials used in this episode come from public domain resources and open digital archives, particularly Wikimedia Commons.

Selected photos and illustrations are available under Creative Commons licenses (CC BY / CC BY-SA), which allow their use in commercial projects provided attribution is given.

ARCHIVES AND SOURCES
Authorship of individual images:
I, Matio, Creative Commons Attribution-Share Alike 3.0 Unported license
Wolfgang Fricke, Creative Commons Attribution-Share Alike 3.0 Unported license
Balcer - Own work, CC BY 2.5
My another account (talk) - I (My another account (talk)) created this work entirely by myself., CC0
© Mateusz War. / Wikimedia Commons, CC BY-SA 3.0
Jarosław Stempin - http://cyfrowearchiwum.amu.edu.pl/arc..., CC BY-SA 3.0 pl,
Pa3Widzi from Polish Wikipedia, CC BY-SA 3.0,
Wolfgang Fricke - Own work, CC BY 3.0
NAC
Zmechowiec 75 - Own work, CC0
User:Specjal b - Own work, CC BY 2.5
Dr. Ted Fujita published this diagram in Satellite Mesometeorology Research Program Research Paper Number 91, 1971, for public use. Jakub Bogucki - Own work, CC BY-SA 2.5
Zmechowiec 75 - Own work, CC0,
Unukorno - Own work, CC BY 4.0, https://commons.wikimedia.org/w/index...
Jörg Blobelt - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index...
Grzegorz Skowroński - Scan from: Grzegorz Skowroński: Mi-14, p. 2. Series: Wings in Miniature No. 3, CC0
Zwiadowca21 - Own work, CC BY-SA 4.0
"ORP Heweliusz", photo by Łukasz Golowanow & Maciek Hypś / Konflikty.pl, via Wikimedia Commons
X ziomal X - Own work, CC BY-SA 3.0
Adrian Grycuk - Own work, CC BY-SA 3.0 pl
Zmechowiec 75 - Own work, CC0

ADDITIONAL INFORMATION
Full information about the authors, attribution to specific materials, and license terms are available on the source pages: https://commons.wikimedia.org/, which we will provide upon request. If you are the author of any of the materials and have questions regarding their use, please contact us.