Original issue, US Army Field Manual, 341 pages, size is 7 1/2" x 5 1/4", bound, dated 14 September 1987.  This is not a commercial copy or print but an original manual published in 1987 and republished in 1988.  Title of publication is -  FM 5-34, Engineer Field Data.  This handbook provides a single pcoket reference for use by Enginer personnel in the field which will enable them to accomplish assigned engeneer missions.  Very well illustrated using extremely clear and detailed line drawings.  Book is treated with water replellent material.