Cindy, sorry for the delay - I've just recently become a member. If you're still looking, Franzfeld was a town in the former Yugoslavia now called Kacarevo. It is near Panschova northeast of Belgrade. It is the Vojvodina region. There are lots of internet resources available now on this area since you posted this message. http://www.dvhh.org/banat/maps/index.htm
are two in particular.