1360
SEVENTIETH CONGRESS . SEss . II. Cg. `366. 1929 . Panama Canal . Signal Corps . Signal Service. Telegraph and tele- Telegraph and telephone systems : Purchase, equipment, opera- phone systems'
tio n, and repai r of m ilitar y tele graph, teleph one, r adio, cable, and Purchas e, operation , etc .
signaling systems ; signal equipment and stores, heliographs, signal . lanterns, flags, and other necessary instruments ; wind vanes, barome- ters, anemometers, thermometers, and other meteorological instru- ments ; photographic and cinematographic work performed for the Army by the Signal Corps ; mo tor c ycle s, mo tor-d riven and othe r veh icles for te chnica l and official purposes in connection with the construction, operation, and maintenance of communication or sig- naling systems, and supplies for their operation and maintenance ; professional and scientific books of reference, pamphlets, periodicals, newspapers, and maps for use of the Signal Corps and in the office Telephon es . of the Chief Signal Officer ; telephone apparatus, including rental an d pay ment for comme rcial , ex chang e, me ssag e, tr unk-l ine, long - distance, and leased-line telephone service at or connecting any post, camp, cantonment, depot, arsenal, headquarters, hospital, aviation Local exemption . station, or other office or station of the Army, excepting local tele- phone service for the various bureaus of the War Department in the District of Columbia, and toll messages pertaining to the office of the Secretary of War ; electric time service ; the rental of commercial telegraph lines and equipment and their operation at or connecting any post, camp, cantonment, depot, arsenal, headquarters, hospital, aviation station, or other office or station of the Army, including payment for official individual telegraph messages transmitted over Electrical ins talls- commercial lines ; electrical installations and maintenance thereof Lions .
at military posts, cantonments, camps, and stations of the Army, fire-control and direction apparatus and material for Field Artillery ; Civilian employees' salaries of civilian employees, including those necessary as instruc- tors at vocational schools ; supplies, general repairs, reserve supplies, and other expenses connected with the collecting and transmitting seachet men tal re- of information for the Army by telegraph or otherwise ; experi- mental investigation, research, purchase, and development or improvements in apparatus, and maintenance of signaling and acces- sories thereto, including patent rights and other rights thereto, Buildings for sup- including machines, instruments, and other equipment for laboratory plies .
and repair purposes ; lease, alteration, and repair of such buildings required for storing or guarding Signal Corps supplies, equipment, and personnel when not otherwise provided for, including the land therefor, the introduction of water, electric light and power, sewer- age, grading, roads and walks, and other equipment required, $2,87 1,226 . Air Corps . Panama Canal .-Signal Corps, $30,220 ; Corps of Engineers, $479,210 ; Ordnance Department, $1 24,625 ; Chief of Coast Artillery, $200,000 ; In all, $3,408,002 . SIGNAL CORPS SIGNAL SERVICE OF THE ARMY AIR CORPS AIR CORPS, ARMY Designated purposes. Vol.44,po For creat ing, maint aini ng, a nd op erat ing a t est abli shed flyin g schools and balloon schools courses of instruction for officers, stu- dents, and enlisted men, including cost of equipment and supplies necessary for instruction, purchase of tools, equipment, materials, mac hines, textb ooks, books of ref erence , scien tific and pr ofessi onal papers, instruments and materials for theoretical and practical in-
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