The evils inseparable from a mixed currency and the advantages to be secured by introducing an inconvertible national paper circulation throughout the British Empire and its dependencies, under proper regulations - Blacker, William (R. Groombridge, and Ridgway, 1839)
Goldsmiths'-Kress no. 30981. - OCLC, 17679647. - Reproduction of original from Kress Library of Business and Economics, Harvard University