6 May 2011:  Polish Flag Raising/Polish Heritage Day, Mayor's Office, San Francisco

http://www.polishclubsf.org/Polish%20Heritage%20Day,%20May%202011.pdf

http://www.dawidbilskiphotography.com/Galleries/Polish-Flag-Raising-at-San/16938004_RFT6HL#P-1-10

http://www.retsat1.com.pl/mjaworski/cityhall/