If you own this 1937 Walt Disney's Mickey Mouse book, it's mainly for display and collection. To use it, gently turn the pages to admire the content. When handling, make sure your hands are clean to avoid adding more stains. For storage, keep it in a cool, dry place away from direct sunlight to prevent further darkening of the pages and covers. Avoid placing heavy objects on it to prevent damage to the spine and pages. If you notice any loose parts, it's best to consult a professional book restorer.