Sonja

Historical region Silesia and Galicia was ruled by Austria.
http://www.sandafayre.com/atlas/ahempia.htm
http://www.brainworker.ch/Oesterreich/Austria-hungary.png

So than your Borovice to be in Czechoslovakia/Czech Republic would have been in historical region Silesia
Borowice that is in Silesia in Poland:
Borowice
220 osób
woj. dolnośląskie
pow. jeleniogórski
gmina Podgórzyn
http://www.geneteka.genealodzy.pl/

In CZ Borovice by Domazlice and by Mlada Boleslav to me neither of these locations are in Silesia or Galicia.