October 5, 1929

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Airplane, Engine and Personnel License Data

THESE DATA, together with those on the two preceding pages, must be taken as exactly what they are, neither more nor less. The large tables represent the number of airplanes licensed by the Department of Commerce, as included in a list compiled by the Aeronautical Chamber of Commerce as of July 15, 1929, but apparently covering licenses actually issued up to the early part of June.

730

AIRPORTS AND AIRLINES

Airport Construction Projects

DREDGING operations in the Lindbergh Field area at San Diego are expected to be completed on Dec. 1 at which time 2,600,000 cu. yd. of earth will have heen pumped from the harbor bottom and dumped on tidelands to reclaim 142 acres of land, of which 125 acres are on Lindbergh Field proper.

710

American Export Trade in Aeronautical Equipment

THE PROPORTION of the product of the American aircraft industry which has been exported has been increasing gradually over the last three years, as shown by the chart given herewith. In 1927 a trifle over three per cent of the production went abroad.

726

GENERAL NEWS

Briefly

Tri-weekly service between El Paso and Mexico City has been put into operation by Standard Air Lines and Corporación Aeronáutica de Transportes S.A. The new service makes connections with the El Paso-Los Angeles route which is also operated by Standard Air Lines.

708

Airport and Landing Field Distribution in the United States

IN EXAMINING the map on the opposite page, it is of course apparent that landing fields are established as such most frequently, other things being equal, where there are fewest possibilities of landing upon a natural terrain. In New England, for example, artificially prepared and marked landing fields are relatively much more necessary for safe flying than in the prairie states.

732

Australian Club Plans Country Club Project

Foreign News Briefs

A high altitude plane manned by a pilot and meteorologist will be used at Munich, Germany, to make regular observations of upper air conditions. Passenger traffic at Tempelhof (Berlin) Airport dropped about 21 per cent during the first half of this year.

714

Aeronautical Expenditures of Foreign Governments

IN CONVERTING European currency into dollars, the present exchange value of the European unit has in all cases been used. For most of the countries concerned there has been but little fluctuation in the exchange over the period covered by the table, which begins after the end of the great wave of currency deflation.

September 281929

October 121929

October 5, 1929

October 5, 1929

Airplane, Engine and Personnel License Data