* [https://commons.wikimedia.org/wiki/File:Chronica_Polonorum,_Lestko_Albus.jpg Wikimedia Commons]
* [https://www.brouwland.com/en/our-products/brewing/beer-bottles-crown-caps/beer-bottles/d/beer-bottle-belgium-75-cl-brown-crown-cork-26mm Brouwland.com]
*: Autor: anonim/ anonymous
* [https://myvimu.com/exhibit/39766017-leszek-premium My Virtual Museum]
*: Autor: anonim/ anonymous
{{Art29}}