Dry kiln operator's manual edited by William T. Simpson. - Rev. August 1991. - Washington Forest Service 1991. - vi, 274 p. ill. 28 cm. - Agriculture handbook no. 188 . ISBN: 7.00 LCCN: doc92000326 Subjects--Topical Terms: Kilns.--Handbooks, manuals, etc.Lumber--Drying.