"To ascend vertically. . .
"To descend vertically at any desired speed. . .
"To stand still in mid-air for an indefinite period. . .
"To turn around in mid-air on its vertical axis, or
"To fly backwards. . .
"The only thing it cannot do, according to its inventors, is crash."
Last week the Curtis-Martin newspapers (New York Evening Post, Philadelphia Public Ledger and Inquirer) excitedly front-paged the "invention" of such a revolutionary airplane in Germany. The story, sent from Berlin by Pulitzer-Prize-winning Correspondent Hubert Renfro Knickerbocker, reported experiments by Dr. Adolf Rohrbach, head of...
To continue reading:
or
Log-In
