The Literature of workSheila E. Murphy, John G. Sperling, Murphy, John D. · First published 1991Open the Tome
Great depressions: 1837-1844, 1893-1898, 1929-1939John G. Sperling · First published 1966Open the Tome
Godolphin and the organization of public credit, 1702-1710John G. Sperling · First published 1955Open the Tome
