Vintage Kusan Koo Zoo Clear Plastic Blocks Animals Rattle Inside 1950s Toy READ

Vintage 1950’s-60’s Kusan baby toy Clear lucite/plastic building blocks with colorful animals/tress inside and a small bead that rattles Koo Zoo?? Zoo; circus; Christmas; nursery decor; MCM display toy; mid century collectible Includes 19 small blocks Preowned Please look at all photos any for wear. Selling as is! Some blocks have cracks All items crosslisted FIRM on price on this site because of higher fees *smoke-free home