Walter Posner wants the Illinois Appellate Court to reverse a decree that divvied up the marital property he and his ex-wife Elisa Posner accumulated during their marriage — including a coin collection and movie memorabilia from the 1939 “Wizard of Oz” that are 60% owned by Elisa pursuant to a supplemental dissolution judgment — but he can’t afford an appeal bond, so he filed a Chapter 11 bankruptcy petition to stop Elisa from cashing out by forcing him to sell the collectibles.The creditors …