फैंटेसी बुक डायरामा 2x2 ग्रिड

A 2x2 grid showcasing [4 famous public domain non-copyrighted books]. Each panel features a [giant sliced-open hardcover fantasy book] revealing a [magical library diorama inside]. Miniature main characters battle villains within the intricate carved interior. A subtle floating Old English map overlay is visible in the top right corner of each frame. Tiny vintage ink bottles and feather quills rest outside the book on a clean parchment paper studio background. Classical fantasy aesthetic, no modern clothing, no e-readers.