The 1990-91 Central Scientific Co. Catalog vintage physics and chemistry teaching materials offer a unique glimpse into the scientific instruments and lab equipment available during the pre-1930 era. This original catalog showcases the variety of products offered by the Central Scientific Co. (CENCO), providing valuable information for collectors and enthusiasts of antique scientific instruments. With a focus on physics and chemistry, this catalog serves as a valuable resource for those interested in the history and development of scientific equipment. Some pages have creases at top