Word: properly
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Dates: during 1940-1949
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...still be a useful airplane. Wings that are efficient below Mach i do not serve above it. The behavior of an airframe in the transonic region is still a frightening unknown. But designers are working hard and hopefully. They are sure that by the time they have the proper airframe, they will have engines with plenty of power for the job. Engine men predict confidently that turbojet engines will work efficiently at least as high as Mach 1.5 (1,145 m.p.h...
...Amazon basin there are three types of rivers-yellow, white and black. Only the yellow rivers (actually a tawny brown) have fertile valleys. The yellow rivers, of which the Amazon proper is the best example, carry silt, and when they overflow, leave rich deposits on the land. The black rivers are stagnant and so acid that even fish cannot live in them. The white rivers have ceased to serve as anything but drainage canals. Tropic downpours have long since washed away all fertility from their valleys...
...mind-from Puritan bedrock to the brilliant flights of the Emersonian era, and towards the final settling in the dreary marshes of the Mayor Curley epoch. The book ends on "the late George Apley's" symptomatic, harassed query about "a certain doctor named Sigmund Freud," who seemed to proper Bostonians a latter-day Emblem of Hell...
...Proper Names. In Thermal, Calif., the temperature hit 110° on the same day that it was 98° in Boiling Springs, N.C. and 59° in Cool, Calif...
...convention proper opened, the assembled Democrats seemed really intent on only one thing-getting it over with. They were not stirred by old Senator Alben Barkley's keynote address...