All of the A Serendipity Book's are hard back.that I have . and in (great condition \well taken care of) ,some of collection that I am selling , include a ..1978.LITTLE MOUSE on THE Prairie, . A1977.LEO the lop. A Leo the lop (tail three) A grampa-lop.. 1974. AND THE MUFFIN Muncher.I have 7 books total .(cash only) you pick up in person .call for information and directions .,must sell these .before the fifth - of this month, .I need rent money fast . THIS IS A sacrifice.they are a collectible child's book beautifull illustration.