DescriptionMazowsze1313.png English: Division of Masovia 1313–1345 Polski: podział Mazowsza (1313–1345) Date 30 June 2005 Source Own work Author Fjl Permission
DescriptionZapilicze.png Polski: Zapilicze na mapie Mazowsza w XIV wieku Date 11 July 2020 Source Own work based on: Mazowsze1313.png by Fjl Author Popik