Wiktionary:About Old Polish
Children
[edit]Polish and Silesian are the children of Old Polish.
References
[edit]Dictionaries
[edit]See Category:Old Polish reference templates.
If one's only source is 
M. Arcta Słownik Staropolski on the Polish Wikisource.Wikisource pl or perhaps even {{R:pl:SJP1900}} then one should not make the entry. Often both dictionaries list dated, archaic, or obsolete words without quotes or aren't even Old Polish.