The textbook "Introduction to Old Icelandic" offers a comprehensive introduction to the historical grammar of Old Icelandic. It is structured into 17 chapters, each concluding with a text section that presents selected texts from Old Icelandic literature. These texts are not only of literary value but are also supplemented with translations and notes on syntax to facilitate understanding. The book additionally provides literary-historical explanations and an overview of previous research, allowing readers to gain a deep insight into Old Icelandic culture and literature. Exercises and literature references encourage independent engagement with the topic and stimulate further exploration.