December 27, 1920

United Air Force-Pro and Con

Solar Radiation and Balloons

International Aircraft Marking

480481

United Air Force-Pro and Con

One of the most important questions that will come before Congress during 1921 will be the much discussed United Air Force. AVIATION AND AIRCRAFT JOURNAL has favored the creation of such a force under a separate department, but desires its readers to know both sides of the argument.
486487

Solar Radiation and Balloons

Sunlight has an important effect upon the life and operating characteristics of lighter-than-air craft. It affects both the temperature and life of the fabric of which the balloon envelope is constructed and the resulting temperature changes affect both the operation of the balloon and its gas permeability.

484485

International Aircraft Marking

The reconvening of Congress again brings to the fore the serious question of the international aerial convention which United States Ambassador Wallace signed on May 31, last, in Paris, with certain reservations. Before this convention can bind the United States to the other contracting states—twenty six in number, including our neighbors, Canada and Cuba—it must be ratified by Congress.

490491

Experimental Types Ordered by Army

That the Air Service of the Army has been developing in cooperation with the airplane manufacturers of the country types of airplanes in advance of any in the service at the present time is evidenced by the letting of contracts for designs for five different military airplanes.
478479

New Naval Fleet Development

Three new types of ships for the United States Navy that will round out the fleet and add tremendously to its effectiveness are now under construction. The first of these, the new battleships, authorized in the 1916 building program, will be the largest and most powerful battleships in the world.
474475

Editorials

Marking Landing Fields ONE of the crying needs of commercial aviation is a system of ground markings that will serve as aerial sign posts. One of the most logical places to display these markings is on landing fields and airports as they not only serve those looking for these points but also those that are merely passing overhead.
482483

The Curtiss Liberty Engined Eagle

The most recent development of the Curtiss Co. is a single engined airplane, capable of carrying ten persons, or threequarters of a ton of freight for a non-stop flight of ten hours. Equipped with a 400 hp. Liberty engine, it has in test flights recently set new records for the weight carried per horsepower.
47647

Air Service Requests $60,000,000

The Chief of Air Service has submitted to Congress its estimated requirements for the fiscal year ending June 30, 1922. The personnel required consists of 1,514 officers and 16,000 enlisted men. The financial requirements are divided into eight groups shown below, the total of which amounts to $60,000,000:
482483

Commercial Aviation in South America

The recent, trip of inspection made in an airplane by L. H. Kiek, general manager of the Anglo-South American Bank, of the branches of that institution in Brazil and Uruguay has directed attention to the great progress in commercial aviation in South America.
490491

Standard Charges for Airport Service

The following tables are reproduced from the French journal L’Air and show the standard charges for the various services at licensed airports. It will be recalled that the terms of the International Air Convention require that this schedule be uniform in any country and that no distinction be made between foreign and national aircraft.
December 201920 JANUARY 31921