We will also share urls for your research. If your unable to attend leave your email and the data can be sent to you.
Poland has had a diverse history, as most of us already know.
Two books to use are:
Sto Lat: A Modern Guide to Polish Genealogy; by Cecile (Ceil) Wendt Jensen; 2009; 144 pp; Perfect Bound; 8.5x11; ISBN 9780615360997; Item #: MP01
both can be found at: Family Roots run by Leland Meitzler.