Career
From 1834 to 1836. Once the Cashier for the Bank of Washington, Bradley was postmaster for the city of Washington in the 1850s until removed by President Franklin Pierce in 1853. In 1851, he purchased Analostan Island (now Theodore Roosevelt Island) from the estate of John Carter. The island had previously been part of the land holdings of Virginia patriot George Mason, and he used the estate as an entertainment resort.
Although it was used as a hospital during the United States. Civil War.
After the war, Bradley used it as a resort again until his death in 1867. In addition, Bradley was a director for the original Chesapeake & Ohio Canal Company, chartered in 1850.
He was interred at Glenwood Cemetery.