The phrase "and devoted hundreds of" is correct and usable in written English.
It can be used when discussing the allocation of time, resources, or effort towards a particular task or cause.
Example: "She was passionate about the project and devoted hundreds of hours to its completion."
Alternatives: "and dedicated countless" or "and invested numerous".
She devoted hundreds of hours to the manuscript in her Washington office, her aides said, editing on paper, rather than on a computer.
Mrs. Daniels, who is head of reference services at the Nyack Library, devoted hundreds of hours to the book, but was unpaid, like all of the 80 writing, editing and trail-checking volunteers.
He notes the Australian newspaper devoted hundreds of thousands of words to attacking the Racial Discrimination Act, cites "regular beat-ups on race in the Herald Sun and the Daily Telegraph", nocturnal panels on Sky News berating multicultural political correctness; and the fact One Nation leader Pauline Hanson makes regular appearances on Sunrise and Today.
Congress and the president devoted millions of taxpayer dollars to rebuilding both countries.
For a decade-and-a-half, I have devoted tens of thousands of hours to the cause of protecting forests, engaging with the world's leading forest experts and visiting scores of forests around the world.
"A key piece of the strategy," O'Keeffe said, "is to do it ahead of a listing". Bob Budd, who oversees sage grouse protection for the governor's office in Wyoming, which is home to the largest number of sage grouse but also to intense energy development that threatens the bird's habitat, said many states and private industries have devoted millions of dollars to sage grouse to ward off a listing.
Conservative groups have devoted thousands of hours and millions of dollars to the legal cases that the Supreme Court has now cast aside.
Britain, which would face by far the biggest disruption, has devoted thousands of civil servants and several billion dollars on measures to mitigate the worst effect — although officials can only speculate about what will actually happen on March 30 if Brexit happens without a deal.
Displaying a startup-worthy work ethic, CalSol members have devoted thousands of hours including long evenings and some all-nighters to the call-nighters to fabricathen.
