Regulations for United States military telegraph lines, alaskan cables, and telegraph stations u.s. signal corps / prepared under the direction of brigadier general George P. … Regulations for United States military telegraph lines, alaskan cables, and telegraph stations u.s. signal corps / prepared under the direction of brigadier general George P. … Visual signaling Signal Corps United States Army Infantry communication data General, property and disbursing regulations / Signal Corps United States Army Signal Corps Training Aids Catalog. - USA Voorschrift Signal Corps 695-1