To use this book, simply open it up and start reading to gain insights from Sir Albert Howard. As it's an old book, handle it gently to avoid any further damage. When not in use, store it in a dry and cool place to prevent soiling and discoloration. If it gets a bit dirty, you can use a soft, dry cloth to gently wipe the cover and pages. Don't bend the pages too harshly or leave it in direct sunlight for long periods to keep it in good condition.