The book "Further study of symmetrical paranitroorthosulfobenzoic acid chloride" by the author William Edwards Henderson is a unique scientific work devoted to the study of the chemical properties and applications of a compound of great importance in the chemical and pharmaceutical industries. The author examines in detail the structure of symmetrical chloride of paranitroorthosulfobenzoic acid, analyzes the reactions occurring with this compound, and also considers possible methods of synthesis of new derivatives. This book will become an indispensable source of information for chemists, scientists, and students interested in modern problems of organic chemistry.