"From Original to Model: The Large Walter Submarines Type XVIII and Type XXVI" is a comprehensive guide that delves into the fascinating world of Walter submarines. Written by Eberhard Rössler, this book offers a detailed visual and plan documentation that is of great value to both model builders and history enthusiasts. With 88 pages rich in information, readers are taken through the technical details and historical backgrounds of these impressive submarine types. The documentation is written in German and is aimed at a broad audience interested in leisure and travel activities related to maritime history. The book weighs 368 grams and measures 20.9 cm in width and 29.7 cm in height, making it a handy companion for research or study. The combination of illustrative images and precise plans allows readers to develop a deep understanding of the construction and use of these historical submarines.