Henley's Twetieth Century Book of Formulas, Processes and Trade Secrets.
Publishers Agency, Inc., 1981. Revised. Hardcover. New revised and enlarged edition, very good maroon cloth hardcover (no dust jacket) shows a heavy bump and small corrresponding tear to bottom edge of front cover, just a touch of soil and foxing at page edges, bit of toning and soil at endpapers..... More