Thank you for posting the picture -- I've heard of it practically all my life, but I don't think I've seen it before.
My pleasure. I am learning much about the man and this caught my ear. So I looked into it.
Much more here.
http://www.google.com/search?q=%20Czestochowa&hl=en&lr=&c2coff=1&safe=off&sa=N&tab=iw