^Jenkins, Howard Malcolm; Seilhamer, George Oberkirsh (1898). "Edward W. Clark". Memorial history of the city of Philadelphia, from its first settlement to year 1895. ISBN9785871274941. Retrieved 2010-12-08 – via Google Books. Clark, Edward W., banker, of Philadelphia, the oldest son of Enoch W. Clark and his wife Sarah C. (Dodge) Clark, was born in Providence, R. I. January 28, 1828, and came with his parents to Philadelphia in January. 1837. He is the head of the firm of E. W. Clark & Co., which was first organized in January, 1837, by his father (whose biography is given in a preceding sketch), and his uncle on his mother's side, Edward Dodge. He received his education principally at the Central High School of Philadelphia, and entered the banking house as office boy in 1844. In 1849 he became a member of the firm, which, at that time, included Mr. Jay Cooke, whose biography also appears in this work.
^ ab"Edward W. Clark". The National Cyclopaedia of American Biography. 1896. Retrieved 2010-12-08 – via Google Books. Clark, Edward W., banker, was born in Providence, R. I., Jan. 28, 1828, the oldest son of Enoch and Sarah (Dodge) Clark, and came with his parents to Philadelphia in January, 1837. He received his education principally at the Central High School of Philadelphia, and entered the banking house as office boy in 1844. In 1849 he became a member of the firm, which at that time included Jay Cooke. ...