Original issue, US Army Center of Military History Publication, 43 pages, plus 1 fold out map, size is 6" x 9", stapled, dated July 1951.  This is not a commercial copy or print but an original issue government print issued in 1951 and republished in 1986.  This is part of the German Report Series and was written by senior German officers during the 1950's and are only from the German point of view.  All reports are in paperback only and were originally issued as a DA Pam 20-231.  This publication is titled -  CMH Pub 104-2, Combat in Russian Forests and Swamps.  The numerous dense woodlands and swamps that covered the western portions of European Russia presented severe problems for the German invaders and occupation forces.  Illustrated with maps.