Four volumes of the most important carpentry trade information found in one location. Everyrhing is here and this is info not affected by the passage of time. Vol. 1, 2, and 4 are dated 1943. Volume 3 shows a reprint date of 1941.  All bound in leather, Volume 2 has some separation between cover and spine but does not affect its use. All pages and all material are intact and in good readable condition.