Combat Communications. FM 24-1 Signal Communication. FM 24-5 Signal Center and Message Center Procedure. FM 24-17 Motor Transportation Operations. FM 25-10 Interior Guard. FM 26-5 Law of Land Warfare. FM 27-10 Characteristics and Employment of Ground Chemical Munitions. FM 3-5 Chemical Warfare Service. Large Area Smoke Screening. FM 3-50 Combat Intelligence Examination of Personnel and Documents, FM 30-15 Aggressor army Order of Battle. FM 30-103 Attack on a fortified Position and combat in towns. - USA Voorschrift, Field Manual, 31-50