Here are two wonderful resources for anyone looking for information about the cemetery in Niwiska, Podkarpackie Poland.

With my cousins at our ancestors’ grave : the two Maria Bryks

This is the  indexed website of the cemetery in the village of Niwiska (right click to access google translate if you don’t read Polish:

http://www.mogily.pl/niwiska

This is a lovely video of the cemetery and it is in English!:

http://hucisko.blogspot.com/2013/04/cemetery-in-niwiska-poland-cmentarz-w.html