When I see the phrase "the ____ estate", I imagine a vast mansion in the country full of monocled men and high-collared women receiving letters about productions across the country and doing spit-takes at whatever they contain.
-Kad
I would advise you to continue to check broadwaynewyork.com; the souvenirs are bound to end up there in the near future. Also, check Ebay, there's a Broadway Souvenir store on there as well.