Definitions of revised classes and subclasses of subjects of invention in the United States Patent office. Arranged in numerical order. A supplement to the Manual of classification. Rev. to January 1, 1912 (including classification bulletin no. 27) T Technology
Catalogue of the mechanical engineering collection in the science division of the Victoria and Albert Museum, South Kensington T Technology
A hand-book of industrial organic chemistry adapted for the use of manufacturers, chemists, and all interested in the utilization of organic materials in the industrial arts T Technology
Electro-plating made easy. The silver plater’s handbook; a clear and comprehensive treatise on the art of gold, silver and nickel plating, either with or without the aid of the electric current T Technology
American textile machinery: its early history, characteristics, contributions to the industry of the world, relations to other industries, and claims for national recognition T Technology
