Davies, C., Adams, J. Q., & Herschel, J. F. W. (1871). The metric system: Considered with reference to its introduction into the United States; embracing the reports of the Hon. John Quincy Adams, and the lecture of Sir John Herschel. A. S. Barnes and Company.

Davies, Charles, John Quincy Adams, and John F. W. Herschel. The Metric System: Considered with Reference to Its Introduction into the United States; Embracing the Reports of the Hon. John Quincy Adams, and the Lecture of Sir John Herschel. New York, Chicago: A. S. Barnes and Company, 1871.

Davies, Charles, et al. The Metric System: Considered with Reference to Its Introduction into the United States; Embracing the Reports of the Hon. John Quincy Adams, and the Lecture of Sir John Herschel. A. S. Barnes and Company, 1871.