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9 Air Com. Bull. 1 (1937-1938)

handle is hein.journals/aicmrcb9 and id is 1 raw text is: U. S. DEPARTMENT OF COMMERCE Air Commerce Bulletin Issued Monthly by the Bureau of Air Commerce Vol. 9 WASHINGTON, JULY 15, 1937 No. 1 CONTENTS Bureau launches airways modernization and Status of airports and landing fields by improvement program. States as of July 1, 1937. Code and abbreviations make teletypewriter Status of aircraft, gliders, pilots, and glider transmissions on Federal airways system pilots by States as of July 1, 1937. faster than speech. Designation of medical examiners. Domestic air transport lines carry 98,035 Department of Commerce grants authority for passengers in May 1937. air line service to Bermuda. Aircraft production in first quarter of 1937 Scheduled air line accident report shows 25 percent increase over same period Airports, charts, and lights. last year. Licenses, approvals, and ratings. Radio Technical Committee for Aeronautics United States air transport routes. elects W. E. Jackson as chairman. Bureau Launches Airways Modernization and Improvement Program A program of airway modernization which eventually will involve the ex- penditure of more than $7,000,000 has been undertaken by the Bureau of Air Commerce, Department of Commerce, for the fiscal year ending June 30, 1938. In the appropriation act covering the Bureau's activities for the present fiscal year, there is appropriated $3,037,800 for construction of air navigation facilities. In addition, the act authorizes the Bureau to obligate itself for an additional $2,000,000 prior to July 1, 1938, plus a further $2,000,000 prior to July 1, 1939, for construction work. Projects to be initiated immediately are designed primarily to augment the existing system by modernization and improvement and by provision of new facilities to fill in gaps where aids to navigation are needed. This initial pro- gram accounts for about $4,600,000 of the funds appropriated and authority to incur obligations, and includes: 1. Modernization of existing full- power stations- (a) Combining existing broadcast and range stations and improving with Adcock antennas. 13911-37-1 (b) At existing vertical radiator radio range stations adding fifth tower and other equipment to provide for simultaneous voice transmission. (c) Provide and install special radio equipment for conversion of existing stations to simultaneous transmission. 2. Purchase and installation of en- gine generators for emergency power supply at existing radio stations. 3. Installation of remote receiving antennas at existing stations. 4. Installation of ultra high-fre- quency radio location markers for cone of silence and traffic control. 5. Conversion of existing nondiree- tional radio markers to directional or ultra high-frequency type. 6. Installation of additional radio stations on existing airways to fill in gaps in the present system. 7. Installation of equipment to per- mit remote control shift between day and night frequency. 8. Miscellaneous airways lighting re- location plus a small amount of addi- tional airways lighting. SELECTION OF SITES The initial program requires the se- lection and leasing of about 200 major 1 Reproduction by Permission of Buffalo & Erie County Public Library Buffalo, NY

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