John Hayward, Gazetteer of the United States of America… (Philadelphia: James L. Gihon, 1854), 276-278.
Baltimore, Md. City, port of entry, and seat of justice of Baltimore co. Situated on the Patapsco River, about 14 miles from its entrance into Chesapeake Bay, and about 200 miles from the ocean by ship channel. It lies 40 miles N. E. from Washington, and 97 S. W. from Philadelphia. The population in 1790 was 13,503-, in 1800, 26,514; in 1810, 35,583; in 1820, 62,738; in 1830, 80,625; in 1840, 102,313; in 1850, 169,012. The city is favorably located on the N.