The book "The Spinners. Lecture "Operatives" at the meeting of the British Association in Leeds on September 6, 1890" by the famous author John Perry is a documentary evidence of a historical event that took place more than a century ago. This book reflects the key points of the "Operative" Lecture, which was considered one of the most important events in the field of technical and scientific achievements of that time. The author carefully describes the presentations, reports and discussions that took place at the congress, revealing the essence of the speeches of prominent scientists and specialists of that period. This book is an important resource for both academics and anyone interested in the history of technology and science.