This was difficult with the mice which Terry had contrived to use instead of monkeys, because of their size.
Most centrifuges are hand— or water-power contrivances the size of a large cocktail-shaker, but this noble implement was four feet across, electrically driven, the central bowl enclosed in armor plate fastened with levers like a submarine hatch, the whole mounted on a cement pillar.
He gave up the question, went home, explained almost frankly to Joyce what her probable opinion of Clif would be, and contrived that Clif should be invited to dinner with only the two of them.
In his second year of internship, when the thrills of fires and floods and murder became as obvious a routine as bookkeeping, when he had seen the strangely few ways in which mankind can contrive to injure themselves and slaughter one another, when it was merely wearing to have to live up to the pretentiousness of being The Doctor, Martin tried to satisfy and perhaps kill his guilty scientific lust by voluntary scrabbling about the hospital laboratory, correlating the blood counts inů
Hustle up and get me Blassner, the druggist at Leopolis, on the ’phone," he said to Novak, as calmly as he could contrive.
He had found it impossible to work with monkeys; they were too expensive and too fragile to stand the Vermont winter; but he had contrived a method of using mice infected with pneumococcus and— "Oh, what’s the use of my telling you this, Slim?
There are no more uses of "contrived" in the book.