"Vegetable Dyes: Being a Book of Recipes and Other Information Useful to the Dyer" by Ethel M. Mairet is a practical guidebook written in the early 20th century. It delves into the craft of dyeing with natural plant materials, providing readers with an array of recipes and detailed insights on various dye sources. The book focuses on the use of vegetable dyes for different textiles, such as wool, silk, cotton, and linen, illustrating both traditional techniques and the properties of various dye plants. The opening of the book offers foundational information on the types of fibers suitable for dyeing, including various qualities of wool and the importance of mordants in the dyeing process. Mairet emphasizes the significance of using clean, soft water and proper cleaning methods for each fiber, stating that raw wool should be retained in its natural grease until it is ready for dyeing. Additionally, the text introduces key concepts in dyeing, such as the roles of mordants and the chemistry involved in fixing colors. This initial section sets the stage for various recipes and discussions on specific dye plants and their applications throughout the rest of the book. (This is an automatically generated summary.)