This book is a great resource for learning about the ontogenesis of the brain. To use it, simply start reading from the beginning to get a comprehensive understanding of the topic. When handling the book, be gentle, especially with the dust jacket as it's fragile. Store it in a dry and cool place to prevent any damage to the pages or binding. If you notice any loose pages, you can use a small amount of glue to re - attach them carefully. Enjoy exploring the knowledge within this wonderful book!