Hard to find book is in VG condition considering its age.  Boards are tight and they have no rips.  Binding is fairly tight.  Some writing in pencil on first blank page, other than that book is very clean.  See pictures... content description follows...

1917 Drill Regulations & Service Manual ~Us Army Troops [hardcover] H.P. McCain,The following system of Drill Regulations and Service Manual for Sanitary Troops. United States Army, prepared under the direction of the Surgeon General...235 Pages