Words similar to firsthand

Example sentences for: firsthand

How can you use “firsthand” in a sentence? Here are some example sentences to help you improve your vocabulary:

One researcher with firsthand knowledge of these problems is Daniel Langleben, Assistant Professor of Psychiatry at the University of Pennsylvania School of Medicine.
Davis denied any firsthand knowledge of the Lewinsky affair, claiming that he was merely spewing back what he had read in published reports.
Working from firsthand reports as well as archeological and scientific data, Krech asserts that Native Americans are not the proto-environmentalists so fondly imagined by "spiritually undernourished Americans" (in the words of The New Yorker 's Nicholas Lemann).
Tarbell had grown up in the Pennsylvania oil regions and saw firsthand what happened when the Cleveland Massacre rolled east.
Concerns that Binalshibh intended to immigrate to the United States doomed his chances to participate firsthand in the 9/11 attacks.