K+E Slide Rules

The book is in good condition with a sturdy hardcover binding. The cover shows minor wear consistent with age, but no major defects. There is no dust jacket present. An inscription is found on the front endpaper. The pages are clean and intact, with some yellowing typical of books from this era.

This hardcover edition of "K&E Slide Rules: Deci-Lon An Instruction Manual" was published by Keuffel & Esser Co. in 1962. The book serves as a comprehensive guide to using the Deci-Lon slide rule, a tool essential for engineers and scientists during the mid-20th century. Published in New York and Hoboken, N.J., this manual is a reflection of the precision and expertise of Keuffel & Esser, a leading manufacturer of mathematical instruments. While the author is not specified, the manual's technical content provides valuable insights into the operation and application of slide rules. This edition, though lacking a dust jacket, remains a crucial resource for collectors and enthusiasts of vintage engineering tools. The book includes an inscription on the front page, adding a personal touch to this historical artifact. Overall, it is a well-preserved piece of engineering history, ideal for collectors or those interested in the evolution of calculation tools.