American poet and journalist, born in Philadelphia, PA, on the 21st of August 1808. In 1830 he became editor of the Xenia (OH) Backwoodsman; in 1831, of the Cincinnati Mirror; in 1836, of the Cincinnati Western Literary Journal and Monthly Review; in 1838, of the Hesperian, a monthly miscellany of general literature, and at the same time was manager of the Columbus (OH) State Journal; and from 1839 to 1850 was connected with the Cincinnati Gazette. In the latter year he became the confidential clerk of Thomas Corwin, Secretary of the United States Treasury, and during the Civil War was again employed in the Treasury Department. At the close of the war he retired to Louisville. For a few years from 1854, Mr. Gallagher was an editor of the Louisville Daily Courier. He published three volumes of poems under the name of Erato (1835–37), and also Selections from the Poetical Literature of the West (1841); and Miami Woods, A Golden Wedding, and Other Poems (1881).