New York: Keystone Division McGraw-Hill Catalog and Directory Company, Inc, 1927. Hardcover. 642pp. Quarto [28.5 cm] Blue cloth with gilt stamped titles surrounded by gilt and blind stamped borders on the spine and front cover. Publisher's presentation leaflet tucked in. Good only. The spine and covers are stained and rubbed. The hinges are going. The first and last several pages are soiled. A couple of pages have small stains in the margins. Else, the pages are age-toned but very clean. Item #37397
From the Publisher's prospectus- "This book gives you in one convenient volume the information you need when you are getting ready to draw up plans or specifications or when you are in the market and are ready to select or requisition new mining equipment or supplies. It contains the condensed catalogs of nearly 300 leading concerns who have placed their data in this book for your handy reference."