In Partnership With

November 24, 1928

Use of Monel M Etal and Nickel in Aircraft

Military Value of Airships

The Cirrus Mark Iii

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Use of Monel M Etal and Nickel in Aircraft

IN view of recent developments in the use of monel metal and nickel for parts of air craft, and to give designing engineers a brief review of the properties on which the use of these metals is based, these paragraphs have been written. Monel metal and nickel have certain valuable mechanical properties to which attention has not been sufficiently drawn in former publications.

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Military Value of Airships

IT is a more or less current saying today, that “airships are of no military value.” In the early days of the War, G. H. Q., France and the War Office were of the opinion that armored cars and tanks were also of “no military value.” Today, they are admittedly highly important weapons.

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The Cirrus Mark Iii

Production of This Four Cylinder Vertical Air Cooled Engine is Soon to be Started in the United States

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Announces International Air Conference Program

Plane-Rail Transportation to Chicago Exposition Planned for Foreign Delegates

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AIRPORTS AND AIRLINES

Robertson Opens New Air Service

New Kansas City-St. Louis Line Connects With Service to Chicago

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SIDE SLIPS

Side Slips

Mr. H. F. P. reports the design of a new plane which according to the literature issued concerning it, “will have specially built floats and a retractable landing fear.” His comment that such a plane should be ideal for use in a student training school agrees exactly with our thoughts on the subject.

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EDITORIALS

Slotted Wings

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EDITORIALS

Local Aeronautical Exhibits

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AIRPORTS AND AIRLINES

Oakland Airport Being Improved

Officials Expending Approximately $250,000 in Development of Field

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AIRPORTS AND AIRLINES

St. Louis and Kansas City Bond Issues Are Nullified

But Supreme Court Ruling is Based on Technical Point With Purpose Believed Valid

November 171928 December 11928