"MAU ML Natural History" is an official application of Musashino Art University Museum and Library. It is a free app available on the iPhone platform. The app allows users to explore the Rare Books Collection owned by the museum and library, which includes titles on Anatomy, Natural History, and Voyage published from the 17th to the 19th Century.

With this app, users can view high-resolution images of the rare books, along with their descriptions and bibliographies. The images can be freely enlarged, allowing users to appreciate every single detail. The app is optimized for Retina display, ensuring a visually stunning experience.

The main functions of the app include the ability to scroll, enlarge, and reduce the images of the rare books. Users can also scroll through the pages and sort the items by title, category, or chronology. The app supports both English and Japanese languages, with automatic language switching based on the device settings.

Please note that an internet connection via 3G or Wi-Fi is required to use this app. Make sure your device is connected to the internet before using it.