Sources thus far:
Amber & Poland: A history crafted in resin. Culture.pl. (n.d.). Retrieved November 5, 2022, from https://culture.pl/en/article/amber-poland-a-history-crafted-in-resin
Amber – the most glittering material of the stone age. Museum of Cultural History. (n.d.). Retrieved November 5, 2022, from https://www.khm.uio.no/english/collections/objects/amber-in-the-stone-age.html
Cartwright, M. (2022, November 5). Amber in antiquity. World History Encyclopedia. Retrieved November 5, 2022, from https://www.worldhistory.org/Amber/
Causey, F. (n.d.). The working of amber: Ancient evidence and modern analysis. Ancient Carved Ambers in the J. Paul Getty Museum. Retrieved November 5, 2022, from https://www.getty.edu/publications/ambers/intro/17/
Charles River Editors. The Amber Road- The History and Legacy of the Ancient Trade Network That Moved Amber Across Europe. Charles River Editors , 2022. 
Wang, Y. (n.d.). Experimental studies on the heat treatment of Baltic amber. Gems &  Gemology. Retrieved November 5, 2022, from https://www.gia.edu/gems-gemology/summer-2014-wang-heat-treatment-of-baltic-amber 

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